given an alcoholic drink

given a cold drink

made to walk

kept warm and covered

Foam type extinguisher

Dry powder extinguisher

Carbon dioxide extinguisher

Halon extinguisher

High voltage, high current discharge

Low voltage, low current discharge

Low voltage, high current discharge

High voltage, low current discharge

Step down

Step up

One-to-one

Capable of increasing supply voltage

Motor generator set

Engine generator set

Rectifier set

Welding transformer