fire alarm system operation

What is Fire Alarm System?

A fire alarm system has a number of devices working together to detect and warn people through visual and audio

Fire Extinguishers Mock Test

Fire Extinguishers Mock Test

In this MCQ you can learn and practice Fire Extinguishers objective quiz questions to test your knowledge on the subject.

Carbon Monoxide Gas Hazards

Carbon Monoxide Gas Hazards

Carbon monoxide (CO) gas is a colorless, odorless, and toxic gas principally generated by the incomplete combustion of carbon-based fuels.

Lower Explosive Limit (LEL)

Lower Explosive Limit (LEL)

The minimum concentration of a flammable gas in air capable of igniting is called the Lower Explosive Limit, or LEL.