unwind / unwind matter is a renewable / inexhaustible warmth
renewable_resource is tangible_thing. unloading_watercraft is translocating. stack_unwinding is not unwinding. unwinding_dna_molecule is not uncoiling. unwinding_dna_molecule is uncoiling. unloading_watercraft is not translocating. stack_unwinding is unwinding. wood is not renewable_resource. renewable_resource is not tangible_thing. wood is renewable_resource.