Assertion: steam engine | /r/HasProperty | inefficient
Facets:
value: extremely
type: DEGREE
Source sentences:
text: Perhaps more importantly, the first steam engines were inefficient, using a lot of coal and needed large-scale production facilities to work properly, while much industry was small scale.
text: The first steam engines were very large and inefficient, which means it took huge amounts of coal to get them to do anything.
text: Steam engines are extremely inefficient, wasting around 80–90 percent of all the energy they produce from coal.
text: A steam engine is so inefficient because the fire that burns the coal is totally separate (and often some distance from) the cylinder that turns the heat energy in the steam into mechanical energy that powers the machine.
text: Beam engines were an important technological advance, but they were much too large, slow, and inefficient to power factory machines and trains.