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7excellent fire extinguisher d Calorific value of wood is higher than that of coal

U. 05. 5 lb. Powder fire extinguishers are ideal for use on Class A, B and C Fire Risks. Silco fire and security sent out Brian Partee to service our fire extinguishers at Cuyahoga Machine Co. a fire extinguisher is an excellent non-lethal alternative that is legal everywhere. We are foremost manufacturer of Fire Extinguishers and Modular Fire Extinguishers. to as large as 350 lb. Know your Classes of Fire Extinguisher. Zero Headaches. Column A Column B (a) Oxides of sulphur and (i) fire extinguisher nitrogen (b) CNG (ii) incomplete combustion of coal (c) Oxygen (iii) very low ignition temperature The Saval PG6, PG9 and PG12 Cartridge Powder Extinguishers are excellent fire extinguishers that can be used in almost all types of fire risks. StaySafe 5-in-1 Fire Extinguisher is an excellent addition to any home. 5 lb ABC Extinguisher (Vehicle) 1A:10B:C. How to read the classification label: The number before the “A” represents a multiple of 1. Since over. Since these lack an effective cooling agent, it is important to aim the discharge at the base of the fire as thoroughly as possible to. per case. Knowing how to use one in an. Here’s how fire extinguishers are classified: Class A Fire extinguishers are used for combustible materials like paper, cardboard, wood, rubber and plastics. 5 lbs. ₹2,49900. Add to Cart. Electrical equipment should be avoided on electrical fires when using a water extinguisher where electricity is involved unless the supply can be disconnected first. However, if you are on a track or in a city, a type BC is likely a better choice. First Alert AUTO5 Car and Marine Fire Extinguisher. Water mist extinguishers can also be used on class B (liquid) and C (gas fires). Address Physical Address: Swakopmund, Namibia Postal Address: PO Box 1476, Swakopmund, Namibia Contact Details Phone: +264 64 4. Kidde 21005779 Pro 210 Fire Extinguisher. First Alert REC5. Learn More . Physical damage should be checked on each fire extinguisher. Match the items of Column A with the items of Column B. However, they are still useful for most buildings, including warehouses and storage facilities. Discover genuine guest reviews for Nicolas Place B12 -beautiful Studio Apartment Excellent Location along with the latest prices and availability – book now. Excellent Fire Safety & Engineering Systems LLP (Licensed Contractor Approved by Govt. provides commercial fire and life safety services to industries throughout the Greater Houston area, from healthcare, education, government, offshore, and marine facilities to restaurants, hotels, and residential properties. Indicate whether the following statements are True or False. 1. Frequently bought together. Determine the type of extinguishers. Low prices & Free shipping on All Fire Extinguishers. ,#42/2, 3rd Cross, Ulsoor Road,Excellent Fire Services,BangaloreH3R Performance HG100C HalGuard Chrome Clean Agent Fire Extinguisher The H3R Performance HG100C Fire Extinguisher is Best RV Fire Extinguisher in 2023. Dry chemical extinguishers act a blanket of non-flammable dust (inert solids) on the fire’s fuel that separates it from oxygen, further smothering the flames. 00. 7668 Standish Place Rockville, MD 20855 Contact Us: (301) 861-0972. Such an early and effective fire control helps minimize costs, save time, and reduce damage. For example, an extinguisher rated 4A holds the chemical equivalent of 5 gallons of water (4 x 1. Guardian Fire Protection provides fire extinguisher services to clients in Maryland, Washington, DC, and Virginia. 1. Advanced FST is the official distributor of Johnson Controls products in the sub-Saharan Africa region. (Pull, Aim, Squeeze, Sweep) when using your Amerex fire. The five different types of portable fire extinguishers are water, powder, foam, wet chemical and carbon dioxide (CO2). These can be used on all sensitive equipments like server rooms, ups rooms, electical distribustion. 10 Label Visibility. Eco Fire Co2 Type 4. Did you know: There are 5. 10. Get Quote. Automatic Detection and Suppression in a single unit. Ltd. If the fire is small enough and can easily be put out and contained, continue to use the P. Brass chrome plated discharge sprinkler. The top of an extinguisher weighing 40 pounds or less may be installed as high as five feet above the floor. There is a significant development of built-in fire extinguisher systems all over the world in the past few years. The Saval PG6, PG9 and PG12 Cartridge Powder Extinguishers are excellent fire extinguishers that can be used in almost all types of fire risks. 1. For more information on how we can help your residential or commercial property, visit us online or give us a call at (800) 553-3405. 23. Contact US. Hold the lower handle lever (the carrying handle) with one hand and grab the hose or. A fire blanket is an essential fire safety device for a family. It's effective, relatively easy to use, and durable with proper care. Wet chemical. Dräger's TUTOR fire extinguisher training simulator provides for an excellent set-up to safely practice the use of manual fire extinguishers. Our Location. 823 of this title) must be equipped with a fire extinguisher. 3016 Bedok North Avenue 4 #02-08 Eastech Singapore 489947. It features a metal valve construction, store pressure design, and high gloss hard-wearing polyester powder paint. First Alert KITCHEN5. True 2. Kidde Pro Series 3A40BC Home/Office Rechargeable Fire Extinguisher With Wall Mounting Brackets, 5. This includes being recharged after every use, which many people are unaware of. Water extinguishers are an essential tool in fire safety. Foam extinguishers primarily work by smothering fires and starving the fire of the oxygen it needs to burn. ABC fire extinguisher carried between the drivers seat and the door. S also stands for sweep the nozzle from side to side. he did an excellent job making sure everything was properly up to date and we had the proper extinguishers in their proper locations. A 2 1/2 lb. Use your extinguisher on a small fire that’s not growing – for example, a fire contained in a wastebasket. Aim at the fire more accurately with the spray hose. Call us 24/7 to learn more. P. Skip to main content. Grenoz ® 1230 / FK 5-1-12. Available with ABC Powder, Seal fire Foam and CLEAN AGENT gas Extinguishers. This Hercules fire extinguisher from Fire Armour is an essential safety device for any home. First Alert Fire. Buyers Guide: What to Look for in the Best Fire Extinguisher for Car. Millions of. UL rated 2-A:10-B:C. 07041481319. P: I am the most common fire extinguisher but not suitable for oil, petrol, and electrical fires. Most extinguishers that fit this UL rating are a minimum of 10 pounds of dry chemical ABC fire extinguishers. , you can easily remember how to use your fire extinguisher in the event of a fire. 4A = 5 gallons of water. Aim the nozzle, horn, or hose of the fire extinguisher at the base of the fire (this means the bottom, where the stuff that’s burning is located). Advantages of Carbon Dioxide Fire Extinguishers. Ougist Fire Extinguisher with Mount - 4 in-1 Fire Extinguishers for The House, Portable Car Fire Extinguisher, Water-Based Fire Extinguishers. Electrical equipment should be avoided on electrical fires when using a water extinguisher where electricity is involved unless the supply can be disconnected first. The Kidde FA110 Multipurpose Fire Extinguisher is also Coast Guard approved (USCG) when fitted with supplied mounting bracket, making it an excellent fire extinguisher for boats. 1 Best Overall Fire Extinguisher First Alert HOME1 Rechargeable Fire Extinguisher $20 at Amazon 2 Best Disposable Fire Extinguisher Kidde Multipurpose Fire Extinguisher $35 at. Our company specializes in fire fighting equipment, Services and New Supply. Additionally, water can help to smother the flames by creating steam, which. Some examples are Palmer Pt 5, Palmer Pt 10, Palmer Pt 50, Palmer Ptes-1. . Top Rated #046-0356-6. Used on cooking fat, grease, and oil fires. 00 $483. Victory 2. . The Alertfire fire extinguisher is a 400-500ml extinguisher with a holder case or stand. 5 Aluminium Squeeze Grip Type8 Trolley Mounted. The size of a fire extinguisher indicates the amount of extinguishing agent it holds and is most often measured in pounds. (Move the nozzle of the extinguisher side to side in a slow, steady motion. According to How Stuff Works, fire extinguishers use carbon dioxide to displace the oxygen necessary for a fire to burn, extinguishing the blaze. A grease fire happens when the cooking oil becomes too hot, resulting in heavy smoke and eventually a fire. Kidde AUTO FX5 II Fire Extinguisher. Since 1987, we put the safety of our community in the trust of our complete fire protection solution. Firefighting equipment is essential in order. 5 lbs. 52. 00 2 ABC 6 KG FIRE EXTINGUISHER 1 1500. Eco Fire Abc Powder Type 6 Kg Fire Extinguisher (Red and Black) ₹1,85300. . Fire protection granules made from post-consumer recycled glass for metal and lithium battery fires. Dry chemical extinguishers act a blanket of non-flammable dust (inert solids) on the fire’s fuel that separates it from oxygen, further smothering the flames. Water extinguishers use a high-pressure stream to break up the chemical reaction between oxygen and fuel, which creates fire. 73 reviews. Fire Extinguishers. $57. Laundry room. Ltd. The FALCON Automatic Fire Extinguisher is a technological breakthrough, providing automatic fire detection and extinguishing. H3R Performance MaxOut Dry Chemical Car Fire Extinguisher MX100C. Amerex. 5Kg Type Fire Extinguisher For Outdoor suitable for fighting fires involving solid combustibles such as wood, paper, plastics, and fabrics. The status tag provides all the essential information you need to know about your fire extinguisher, including: The name of the company and person who last inspected the fire extinguisher. Kitchen grease fires require a Class K fire extinguisher to put them. Hold the lower handle lever (the carrying handle) with one hand and grab the hose or nozzle with the other hand. In new homes: The National Fire Alarm Code (NFPA 72) requires hard-wired, interconnected smoke alarms with battery back-up. Dry chemical powders have been developed over a period of thirty years and can be supplied as Alpha Dynaflo (SABS. Safequip’s range of stored pressure dry chemical powder extinguishers are suitable for A, B or C class fires or a combination of ABC class fires. 4. A recent and innovative design, it has been designed to be eco-friendly and easy to maintain. Zdenko Kovacic. That’s why as a leading fire extinguisher supplier, we are committed to providing a comprehensive range of fire extinguishers that adhere to the stringent Singapore Standards EN 3, SS 578, and the Singapore fire code. At a temperature of 68°C, the bulb breaks. It is used for fire suppression, especially for expensive equipment or items that could be damaged by the residue from other types of extinguishers. A. A fire extinguisher is a handheld active fire protection device usually filled with a dry or wet chemical used to extinguish or. Dräger's TUTOR fire extinguisher training simulator provides for an excellent set-up to safely practice the use of manual fire extinguishers. The fire blanket is a special cloth that can withstand a small fire. he was extremely friendly and knowledgeable. So it is necessary to find a new practical and economical inhibitor. Read more. All “marine type” extinguishers must have the Coast Guard classification system marking and approval number on the label. 7668 Standish Place Rockville, MD 20855 Contact Us: (301) 861-0972. It's effective, relatively easy to use, and durable with proper care. First Alert AUTO5 Car and Marine Fire Extinguisher. It is the most versatile and best extinguisher for home use in most circumstances. Also, write the false statements in their correct form. To help you decide which is the right fire extinguisher for your home, I've made a list of the best models on the market. 2. b Magnesium is a non combustible metal. iii. Automatic Modular Fire Extinguisher (Clean Agent HFC326FA Type) Regular Quality (RQ) 2Kg 5Kg 10Kg 15Kg. False. Reusable: Yes. MATEU SUB TOTAL 8900. Keep the fire extinguisher aimed at the base of the fire and move it from side to side until the flames are extinguished. Carbon Dioxide (‘CO2’) fire extinguishers. 06/04/2023 . Contact one of our local offices for your testing, maintenance, inspection, retrofit, or repair service at your convenience. 1 Fire extinguishers shall be installed so that the fire extinguisher’s operating instructions face outward. Amerex B417TC - 2. A dry chemical fire extinguisher with ammonium phosphate, ammonium sulfate, sodium bicarbonate or potassium bicarbonate leaves behind some powdery residue. The unrivaled extinguishing power of the ABC powder makes the PG powder extinguisher a very powerful weapon against fires in solids, liquids and gases. Box 81 – Trussville, AL 35173-0081Key Features. A common mistake is to aim into the flames. An ABC fire extinguisher is the most common type of fire extinguisher. For Class A fire extinguishers, this number ranges from 1 to 40, and for Class B, the rating is from 1 to 640. Dry Powder – standard or specialist fire extinguishers. Frequently bought together. A im low, pointing the extinguisher at the base of the fire. Super heavy duty mounting bracket and strap are included for secure placement of extinguisher. Ltd. 00 ₹2,000. The barrel of the carbon dioxide fire extinguisher is made of high-quality alloy steel through a special process, and its weight is reduced by 40% compared to carbon. Before using the vacuum, remove any bigger pieces of debris that might have been left after the fire. Know More Inquire Now. Manufacturers. hoibeen ng . If the extinguisher is equipped with a gauge, make sure the needle points to the green “charged” portion of the dial. Each A is equivalent to 1. 2. +. We are engaged in offering our clients a superior quality range of 9 Kg ABC Fire Extinguishers. Different Classes - Fire Extinguishers: Class A – It is used for fire caused by combustible carbon-based solids like paper, wood, and textiles. For heavier extinguishers, that maximum height drops to 3 1/2 feet. This Kidde fire extinguisher is UL rated 5 B:C and is specifically designed to be mounted in cars or boats for personal protection. Fire extinguisher companies charge about $15 to refill a typical 5-pound A:B:C extinguisher, provided it has a metal valve. A depleted one might be as dangerous and incapable of putting out fires. This one-time use fire extinguisher is suitable for use on liquid. State whether the following statements are True False (i) Air is necessary for combustion (ii) Magnesium is a non combustible metal (iii) Carbon dioxide is an excellent fire extinguisher (iv) Calorific value of wood is higher than that of coal - (i) TrueAir contains oxygen and oxygen is a supporter of combustion. Our well facilitated infrastructural unit enables us to make a highly qualitative ABC Fire Extinguisher, which is developed by making use of excellent quality components. +. Having a fire extinguisher within reach can help you create a path to safety, and may even help put out a small, contained fire. While it may seem somewhat pricey, the security it offers in fire emergencies is worth the investment. ) Sweep the nozzle. Pickup at South Loop. A: Aim the extinguisher nozzle on the hose low, toward the base of the fire. This 10 lbs. Get Quote. We inspect and service all brands of industrial suppression and kitchen suppression. Like LifeSafe’s other products, this 5-in-1 fire safety device is eco-friendly and. iv. S queeze the lever slowly and evenly. A well-built combination ABC fire extinguisher that can be used in a variety of situations. 25 gallons, 2A equals 2. We do it right the first time! Making it our goal to provide fast and reliable fire inspections, fire extinguisher service, fire watch patrol & exit sign repair in Tampa, Dunedin, Palm Harbor, Clearwater, Largo. FIRE RATING AS PER IS 15683 2006: MODEL: A: B: UFD 1-8B: UFD 2-8B: UFD 4: 2A: 21B: UFD 6: 3A: 21B:Identifying the correct fire extinguisher to take out a relevant class of fire can be the difference between saving lives and disaster. Carbon Dioxide / Co2. 00 $83. Fire extinguishers vary in size and weight, but it is recommended to select the largest fire extinguisher that a user can safely and comfortably operate. Extover® fire extinguisher. Precise Gauge: US Coastguard inspectors will. Another approved option for fire extinguisher disposal is to bring it to a hazardous waste disposal facility in. Foam Extinguishers - They work for Class A and B fires by smothering the flames and cutting off the oxygen supply. V. 1. ISI Marked 1 year warranty. Solve any question of Some p-Block Elements with:-. In contrast, recharging and doing full testing on a fire extinguisher usually ranges from about $20 to $70. What are a few brands that you carry in Fire Extinguishers? We carry Kidde, AMEREX and more. I keep this extinguisher near my 6 burner gas range, just in case. ABC fire extinguishers are ideal for homes, businesses, hallways, office buildings, apartment buildings, chemical storage areas, RVs, boats, and cars. 2. Ltd. True 4. Amerex B417T - 2. Additional Information: Item Code: SPE950. First Alert AUTO5 Car Fire Extinguisher. I had zero issues or damage like a few other reviews. Plus, the chemical inside is non-toxic. Element E50 Fire Extinguisher. com. This covers the fuel and flames in a powder ‘blanket’, and works to extinguish the fire in exactly the same manner as manual ABC extinguishers. Make sure that each fire extinguisher is pressurized. The “ ABC ” is an acronym of jargon that is code for all the types of fire it can put out: A:. Fire Extinguisher Sizes. LTD. Luna. Our full service fire protection solutions are backed by unmatched industry knowledge, 24-hour emergency. Reviewed in the United States on October 27, 2023. Clean agent is a fire suppressant stored as liquid that discharges in the form of gas. d Calorific value of wood is higher than that of coalBromochlorodifluoromethane (BCF), also referred to by the code numbers Halon 1211 and Freon 12B1, is a haloalkane with the chemical formula C F 2 Cl Br. Colour Coding 6. They are available in 3, 6, and 9-litre sizes. Safe for use on live electrical equipment. 10. Dry Powder Extinguishers - They are versatile and can be used for Class A, B, and C fires. S. Established in the year 1996, Bengaluru, Karnataka, we "Excellent Fire Services India Pvt. The five types of fire extinguishers. he was extremely friendly and knowledgeable. extinguisher identification & markings typical label of fire extinguisherBecause of its excellent fire fighting effectiveness, Purple-K agent is widely used in the petroleum industry and in other areas where the fire risk is high. False – Because the calorific value of coal is higher than that of wood. fires require oxygen to maintain combustion, and carbon dioxide displaces the oxygen feeding the fire. type of fires it can be used on. Carbon dioxide fire extinguishers offer several advantages: Non-conductive: Since carbon dioxide does not transmit electricity, it can be used to put out electrical fires without endangering firefighters. If you encounter any issues with our fire. Eco Fire ABC Powder Type 2 Kg Fire Extinguisher (Red) ₹1,28900. Fire Extinguisher Placement On Every Floor Of The Building. Emergency Exit Signs. The size of a fire extinguisher indicates the amount of extinguishing agent it holds and is most often measured in pounds. While the largest extinguishers will come with built-in wheels to make transportation manageable, size is always important to consider. Model #: FE3A40GR. Karachi Fire Corporation Prides itself in introducing & offering its excellent professional services for Offices and Industrial, Fire Extinguisher, Refilling, and Maintenance since 1985, our experienced & technically sound personnel keeps us well ahead a for competitor that’s why we attract clients of immense influence and of extraordinary repute. It features durable all-metal construction with a commercial-grade valve and trigger and is independently certified by UL Solutions to put out class A,. $171. The locking pin should be undamaged, the tamper seal undamaged, and the nozzle unclogged. Ltd. Best for Cars: First Alert Auto5 Fire Extinguisher at Amazon Jump to Review Best for Boats: LifeSafe Technologies StaySafe Fire Extinguisher at Amazon Jump to Review Best for Electrical Fires: Amerex B500 Fire Extinguisher at Amazon Jump to Review Best for Grease Fires: Kidde Pro Series 210 Fire Extinguisher at Amazon Excellent Fire Safety & Engineering Systems LLP (Licensed Contractor Approved by Govt. Get Quote. Saviour Fire Extinguisher ABC 1 Kg. Indicate whether the following statements are True or False. Amerex B402 – Best Fire Extinguisher for the House. 5 Aluminium Wheel Type7 Trolley Mounted 6. Standard water fire extinguishers can only be used on fires involving flammable solids. 3271 All Amerex Fire Extinguishers comply with the recommendations of the National Fire Protection Association and are tested and rated by Underwriters Laboratories or FM Global to ANSI / UL Standards. commercial fire extinguisher has a UL rating of 4-A:80-B:C to combat fires that include wood, paper, fabrics and many plastics (Class A), gasoline, oils, paints, tar (Class B) or live electrical equipment (Class C). Great quality product. Keep a safe distance away. How to Choose a Fire Extinguisher. " are a Limited Company engaged as the Manufacturer of Dry Powder Fire Extinguisher, Co2 Fire Extinguisher, Foam Fire Extinguisher, Ceiling Mounted Fire Extinguisher, Fire Bucket Stand, Kitchen Fire Extinguisher, many more. • +3 excellent fire extinguishing,. Enquire Now One Partner. EXCELLENT FIRE FIGHTING SERVICES CC. When used for Class A fires, these extinguishers remove the heat from the burning materials. Best for Cars: First Alert Auto5 Fire Extinguisher at Amazon Jump to Review Best for Boats: LifeSafe Technologies StaySafe Fire. Total price: Add both to Cart. 3. carved a niche in the market. If you want the best Fire Extinguisher Service Richmond company, you need to call us and get up to $300 off equipment costs (888) 225-3473 Employee Login Client Login. amazon. The extinguisher’s pressure is so extreme that bits of tiny ice might shoot out of the horn once discharged. Our Location. Extover® is a new, environmentally friendly extinguishing agent which can be used for extinguishing purposes and preventive fire protection. Road Near Raikar Chambers,Govandi, Mumbai -400088Excellent Fire Services India Private Limited is an Indian private company incorporated on 29/09/2011 and its registered office address is NO. Portable fire extinguishers are rated for the size of fire they can put out. Amerex B500 Fire Extinguisher (Our Top Pick) Orion Safety Products Chimfex Chimney Fire Extinguisher. “SAVIOUR” Brand ISI Mark Clean Agent (Stored Pressure)Type Fire Extinguisher Conforming to IS: 15683: 2006, with HFC 236 Gas, Duly Pressurized by Nitrogen Gas, Controllable Discharge Valve Fitted with Pressure Gauge, Discharge Hose & Nozzle, Internal Exte. They can detect both smoldering and flaming fires. Under normal conditions, a dry chemical powder fire extinguisher should last between 12 and 15 years. Poop happens sometimes during shipping, get a refund/exchange and move on. 6. This extinguisher is an excellent choice for the office. Excellent Fire Extinguisher (189 products available) Ethiopian fire extinguisher arrives at port by sea $12. 00. Fire Extinguisher of each type of extinguishing media, nominal capacity and fire rating shallFor wheeled fire extinguishers, check the tires, wheels and carriage as well. First Alert Rechargable Fire Extinguisher. Bottom Line: ABC fire extinguishers are the most common type of extinguisher, but there are Class BC, Class K, and Class D extinguishers for particular circumstances. 2. Fire extinguishers manufactured with non-cylindrical pressure vessels also exist but are less common. 0 /5 ·this extinguisher been professionally polished to a mirror finish and twice lacquered to prevent long term tarnishing at a cost of $100. Fast acting. 6-year maintenance and recharge on all fire extinguishers, performed by a certified. This extinguisher is an excellent choice for the office. They are necessary for all buildings and even boats to safeguard your. They put out fires caused by combustible materials such as paper, wood, and plastics. Designed for longevity, this commercial fire extinguisher features durable high-gloss polyester powder paint with an. 4. Kanex clean agent fire extinguishers ss body - ul listed (no. Do not use water to extinguish an electrical fire. This triggers the release of dry powder which is dispersed by the spray head on the underside of the extinguisher. If you are using an ordinary Dry Chemical Extinguisher and not a multi-purpose Dry Chemical extinguisher, only use it on Class B and Class C fires. How to read the classification label: The number before the “A” represents a multiple of 1. Show: 48. Quantity. Keep the fire extinguisher aimed at the base of the fire and move it from side to side until the flames are extinguished. Note that the Class C rating isn’t. Foam Extinguisher: It is best to extinguish fires of flammable liquids, such as petroleum liquids and dyes. For wheeled fire extinguishers, check the tires, wheels and carriage as well. No. Clean agent fires are non-hazardous, non. For non-rechargeable fire extinguishers, depress the green button on the push-to-test pressure indicator. While the largest extinguishers will come with built-in wheels to make transportation manageable, size is always important to consider. Such an early and effective fire control helps minimize costs, save time, and reduce damage. A fire extinguisher that has been overcharged can cause cylinder explosions or leakage. United Fire Equipments Pvt. State whether the following statements are True False (i) Air is necessary for combustion (ii) Magnesium is a non combustible metal (iii) Carbon dioxide is an excellent fire extinguisher (iv) Calorific value of wood is higher than that of coal - (i) TrueAir contains oxygen and oxygen is a supporter of combustion. 2. Sizes can range from as small as 2. Question 22Indicate whether the following statements are true or false. Excellent Customer. Class K Fire Extinguishers. Ltd. of Halon or 5 lbs. com. Ltd. Bestcovery Team. CO2 fire extinguishers are designed to put out small fires quickly. Features: - Mono Ammonium Phosphate based dry chemical powder confirms to IS 14609 and is capable of fighting class A, B, C Electrical fires. Sat - 9am - 1pm. Propellant. 00 $303. Make sure the pin and tamper seal are in place and undamaged. Capabilities and LimitationsThe first fire extinguisher on record was patented in England in 1723 by Ambrose Godfrey, a celebrated chemist. (c) Carbon dioxide is an excellent fire extinguisher.