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древесное топливо stresses
gen.	fuel wood (Alexander Demidov); wood fuel (wiki Alexander Demidov)
construct.	fuelwood
ecol.	firewood; woodfuel
energ.ind.	fuel-wood
forestr.	energy wood; fire wood; wood fuel
Makarov.	wood
oil	fire-wood (rocket)
tech.	fire-wood

древесное топливо: 5 phrases in 3 subjects

Ecology	1
Forestry	3
Thermal engineering	1