Process Chemistry Fire Hazards Presentation.pptx for M. Pharm pharmaceutical chemistry
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This document discusses fire hazards and types of fires. It explains that a fire needs three elements - heat, fuel, and oxygen - which is known as the fire triangle. There are several types of fire hazards, including electrical, process, storage, smoking, and friction hazards. Fires are classified into five classes - Class A involves ordinary combustibles, Class B involves flammable liquids and gases, Class C involves energized electrical equipment, Class D involves combustible metals, and Class K involves cooking fires.
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2. There are different classes of fires based on the fuel source (e.g. Class A for ordinary combustibles, Class B for flammable liquids). Choosing the proper type of fire extinguisher for the class of fire is important for effectively fighting the fire.
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The document discusses fire safety and fire extinguisher training. It explains the fire triangle of oxygen, heat, and fuel that is required for a fire. It also describes the four classes of fires based on the type of fuel and which extinguishers are appropriate for each class. The main types of fire extinguishers - water, carbon dioxide, and dry chemical - are then explained in detail, including their uses, limitations, and how to properly operate them using the PASS method of pull, aim, squeeze, and sweep. Basic rules for fighting fires safely are also provided.
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Process Chemistry Fire Hazards Presentation.pptx for M. Pharm pharmaceutical chemistry
- 1. Amity Institute of Pharmacy FIRE HAZARDS AND TYPES OF FIRE Submitted to: Submitted by: Dr. Ramanpreet Walia Firuj Ahmed M. Pharm 1st year A10655022001 1
- 2. Amity Institute of Pharmacy CONTENTS: INTRODUCTION FIRE TRIANGLE TYPES OF FIRE HAZARDS CLASSIFICATION OF FIRE REFERENCES 2
- 3. Amity Institute of Pharmacy FIRE HAZARDS: • Fire hazards refer to anything that increases the growth or development of fire, leading to property damage, injuries, or even loss of life. • Oxygen, Fuel and Heat. • Fire hazards usually involve the mishandling of fuel or heat. • FIRE or combustion is a chemical reaction between oxygen and a combustible fuel. 3
- 4. Amity Institute of Pharmacy FIRE TRIANGLE: • The triangle illustrates the three elements a fire needs to ignite: A) HEAT B) FUEL C) OXYGEN • When heat , fuel , and oxygen combines together and results in a chemical chain reaction which starts fire. 4
- 5. Amity Institute of Pharmacy TYPES OF FIRE HAZARDS: 1- ELECTRICAL HAZARDS 2- PROCESS and OPERATION HAZARDS 3- HOUSE HAZARDS 4- STORAGE HAZARDS 5- SMOKING HAZARDS 6- FRICTION HAZARDS 5
- 6. Amity Institute of Pharmacy 1.ELECTRICAL HAZARDS: •Damaged wiring. • Damaged plugs. • Wet wires. •Broken switches, sockets. •Overloaded circuits. 2- PROCESS and OPERATION RELATED HAZARDS: Cutting and welding operations which use open flame can produce sparks. 6
- 7. Amity Institute of Pharmacy 3.HOUSE HAZARDS: • Dry leaves are burn by the sunlight. • If gas burner not turn off then there is possibility of explosion. 4- STORAGE HAZARDS: •Flammable or combustible materials stored too close to heat sources. •Materials stored in damaged container. •Materials stored in unlabelled containers. •Containers not tightly sealed. 7
- 8. Amity Institute of Pharmacy 5.SMOKING HAZARDS: •Ignoring “NO SMOKING” signs. •Smoking around flammable or combustible materials. •Smoking on bed. •Smoking in areas where there is an accumulation of plastic or metal powders that may become explosive. 6.FRICTION HAZARDS: •Choking or jamming materials. •Poor adjustment of moving parts. 8
- 9. Amity Institute of Pharmacy CLASSIFICATION OF FIRE: There are five classes of fire: 1) CLASS A 2) CLASS B 3) CLASS C 4) CLASS D 5) CLASS K 9
- 10. Amity Institute of Pharmacy 1) CLASS ‘A’ FIRE: Class ‘A’ fires are fires that involve ordinary combustible materials such as cloth , wood ,paper ,rubber, and plastics. 2) CLASS ‘B’ FIRE: Class ‘B’ fires are fires that involve flammable and combustible liquids such as alcohol, diesel oil, oil-based paints, lacquers etc. and flammable gases. 3) CLASS ‘C’ FIRE: Class ‘C’ fires are fires that involve energized electrical equipment. 10
- 11. Amity Institute of Pharmacy 4) CLASS ‘D’ FIRE: Class ‘D’ fires are fires that involve combustible metals such as magnesium , titanium, and sodium. 5) CLASS ‘K’ FIRE: • Class ‘K’ fires are the fires that involve vegetable oils, animal oil, or fats in cooking appliances. •This is for commercial kitchens, including those found in restaurants, cafeterias. 11
- 12. Amity Institute of Pharmacy REFERENCES: 1) What are fire hazards? - definition from Safeopedia. (n.d.). Retrieved May 2, 2023, from https://www.safeopedia.com/definition/739/fire-hazards 2) What is a fire triangle? (2020, July 23). Retrieved May 2, 2023, from https://www.firerescue1.com/fire-products/apparatus- accessories/articles/what-is-a-fire-triangle-4HSY7X5xagWZR5KQ/ 3) Dickinson, M. (2021, November 30). What are the 5 different classes of fires? Retrieved May 2, 2023, from https://vanguard- fire.com/what-are-the-5-different-classes-of-fires/ 12
- 13. Amity Institute of Pharmacy 13