Assertion: heather | /r/ObjectUse | used in fuel
Facets:
value: historically
type: TEMPORAL
Source sentences:
text: In the past heathers have been used in bedding material, fuel, food stuffs for sheep, and in the flavouring of beer and honey.
text: Historically, Heather has been used for many purposes, such as fuel, fodder, building materials, thatch, packing and ropes.