Assertion: steam engine's piston | /r/AtLocation | cylinder
Facets:
Source sentences:
text: A steam engine is a machine that converts the heat energy of steam into mechanical energy by means of a piston moving in a cylinder.
text: The intermittent chuff-chuff noise that a steam engine makes, and its intermittent puffs of smoke, happen when the piston moves back and forth in the cylinder.
text: It is common to classify such engines by the number and alignment of cylinders and total volume of displacement of gas by the pistons moving in the cylinders usually measured in cubic centimetres (cm³ or cc) or litres (l) or (L) (US: liter).