Technology

Portable leak detector: how it works and why it is useful

Micromanometer: what it is and how many times it must be calibrated

Manometer unit (or manifold): what it is and what it is used for

Vacuum gauge: what it is and how it works

How combustion occurs

Fire triangle: when does combustion occur?

Difference between carbon monoxide and carbon dioxide

What is the Lower Explosive Limit (LEL) and why is it important?