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