Assertion: pure methanol | /r/HasProperty | required motorcycle speedway
Facets:
value: by rule
type: MANNER
Source sentences:
text: Pure methanol is required by rule to be used in Champcars, Monster Trucks, USAC sprint cars (as well as midgets, modifieds, etc.), and other dirt track series, such as World of Outlaws, and Motorcycle Speedway, mainly because, in the event of an accident, methanol does not produce an opaque cloud of smoke.