Bunsen Burner
A bunsen burner is a kind of gas burner used as laboratory equipment. It produces a single gas flame that can be used for heating, sterilization, and combustion. Bunsen burner …
combustion
Two-Stroke Engine
A two-stroke engine is a type of internal combustion engine. It completes a power cycle with two strokes of the piston during only one crankshaft revolution. History It was Dugald …