Battery fire

Where _____ was once the primary electrolyte for batteries, a variety of flammable compounds – nickel-cadmium, nickel-metal hydride, lithium-ion, and others are now commonly used.

• Lead acid

• Magnesium acid

• Graphite

• Ether

The type of _______, size and charge of the battery, number

of batteries, type of battery construction, and source of heating are some of the variables that will affect a battery fire.

• Electrolyte

• Source

• Fluid

• Ether

What 3 electrolytes are commonly used in batteries?

• Nickle-metal hydride, nickel-cadmium, lead acid

• nickel-cadmium, nickel-metal hydride, lithium-ion

• Lithium-ion, cadmium hydride, lead acid

• Lithium hydride, nickel-cadmium, water

Even

during a fully developed battery

fire, flames may not be visible. What are the indications of a battery fire?

• Smoke, steam or popping sounds.

• Vibrations, melting or hissing sounds.

• Sparks, popping sounds or melting battery.

• All battery fires are undetectable.

True or False. Thermal runaway occurs when a battery cell has reached the temperature at which the temperature will continue to increase on its own, becoming a self-sustaining reaction, further igniting additional cells.

• True

• False

Battery fires pose several hazards. ________, and toxic, corrosive combinations of water, electrolyte, and metal will increase in volume with the size and number of batteries.

• Environmental hazard

• Leakage

• Off gassing toxic fumes

• Wasting money

Attempts to cool the fire with water can expose mine rescue teams to ________.

• High voltage

• Gas

• Stray voltage

• Ether

Vehicle and equipment batteries may also contain stored or stranded _____ capable of energizing the body or frame of the equipment or vehicle

• Energy

• Voltage

• Gas

• Lithium ion

True or False. Batteries pose a threat of re-ignition, even after they have seemingly been put out.

• True

• False

True or false. Small, lower voltage batteries can be isolated and submerged in water.

• False

• True