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Unformatted text preview: ection about what you are doing. This includes ● maintaining unobstructed aisles and exits, ● storing only limited quantities of flammable material, ● promptly disposing of waste, and ● separating flammable liquids from combustible materials, such as cardboard boxes and paper towels. 33 students short index ● ● ● ● ● ● 1/15/03 12:45 PM Page 34 Stand back, take a look, and ask: Are there any frayed wires? Is a stirrer with a sparking motor being used to stir a flammable liquid? Are those bottles too close to the edge of the bench? Is the workspace cluttered? Do I understand each of the potential hazards in what I am about to do? Am I prepared in advance to take preventive steps? Dealing with a Fire When a fire occurs, the following actions are recommended: ● A fire contained in a small vessel often can be suffocated. For example, use a watch glass to suffocate a fire in a beaker by covering the mouth of the beaker. Do not pick up a vessel that is on fire. Do not cover it with dry towels or cloths; use a wetted material. Remove nearby flammable materials to avoid spreading the fire. ● Activate the fire alarm. Notify co-workers and your instructor. Call the fire department. ● If the fire is burning over an area too large for the fire to be suffocated quickly and simply, everyone should evacuate the area except those trained and equipped to fight fires. Use the stairs to leave the building, do not use the elevators. Follow evacuation procedures that have been established and that you have practiced during prior fire drills. ● It is easy to underestimate a fire. Never attempt to use a fire extinguisher unless you have been trained in its use and know that it is likely to extinguish the fire. If you have been trained in the use of a fire extinguisher, locate yourself between the fire and an escape route (e.g., a door) and fight the fire from this position, but be sure you can escape. Small fires just starting often can be extinguished, but not always. If not extinguishe...
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This document was uploaded on 02/27/2014 for the course PHYS 1B at UCSD.

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