firefighters use carbon dioxide to put out fires.
Fire fighter's would use carbon dioxide on electrical fires, it starves the fire of oxygen and does not present a danger where electricity is involved.
CO2
Carbon dioxide. It will smother the fire.
Water and foam
Fire fighters use mostly arithmetic, but some algebra too.
"My son liked to play with a fire-fighter's helmet" and "It was the fire-fighters' opinion that the fire could be put out" (several of them) and "it was the fire-fighter's opinion that the fire could be put out" (just one with an opinion).
The Fire Fighters Museum was created in 1904.
Evacuate the lab after pressing the fire alarm button. This should cause the whole premises to be cleared in case the fire should spread. If the fire is small, use the appropriate fire extinguisher. If the fire is large or growing out of control, leave and close any fire doors behind you. Leave for the professional fire-fighters to deal with. Warn the fire fighters if there is a danger of explosion - notably from propane gas bottles, or other volatile and inflammable liquids.
Here is an example: Fire fighters face many hazards. Explosions, fire, toxic inhalations, etc. The cumulative risk of being a fire fighters is immense.
The duration of Fire Fighters - film - is 1200.0 seconds.
Fire Fighters - film - was created on 1922-10-08.
International Association of Fire Fighters was created in 1918.
Yes, Helicopters have radios similar to what police and fire fighters use.