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12 Cards in this Set
- Front
- Back
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class A fires
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ordinary combustibles:
paper, cloth, wood, some plastics |
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class B fires
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flammable liquids or gasses:
solvents, gasoline, oil, and grease |
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class C fires
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energized electrical equipment:
equipment connected to electrial sources, power equipment (outlets, circuit breaker boxes) |
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class D fires
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combustible metals like magnesium, potassium, sodium, and powdered aluminum
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RACE: responding to fire emergency
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r: rescue those in danger
a: alarm c: confine e: extinguish or evacuate |
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PASS for fire extinguisher use
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p: pull locking pin out of the extinguisher
a: aim the extinguisher at the base of the fire s: squeeze the trigger s: sweep from side to side |
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LD 50 value: acute toxicity can be measured by the mean dose resulting in death of 1/2 of exposed animals
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<50 mg/kg- highly toxic
50- 500 mg/kg- moderately toxic 500mg-5g/kg- slightly toxic use two sets of gloves |
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lab spill kits
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absorbents, ppe, waste containers, neutralizing agents
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biological spill
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10% bleach can disinfect, wait 20 minutes to inactive material
wipe 70% alcohol in centrifuge: first allow for 30 minutes for aerosol to settle |
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airborne pathogen spill
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hold breath, leave spill, leave, put on PPE in anti room, label door to the spill, don't enter for 30 minutes, leave the clean up to emergency safety personell (911)
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personal injury
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chemical spill: immediate running of water for 15 minutes
remove contaminated clothes minor cuts/puncture wounds wash for 15 minutes biological spills: vigorous washing with soap and water eyecontamination: rinsing with an eyewash for 15 minutes cuts and eye splashes: medical attention |
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solvent fires
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best extinguished through smothering. NOT WATER
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