Building lumber; lumber for construction, namely, construction lumber; sawn lumber; heavy lumber, namely, lumber board, split lumber, rough sawn lumber, structural lumber, partly processed lumber, remanufactured lumber, reworked and engineered lumber, finger-joined lumber, machine-graded lumber, machine stress rated (msr) lumber, building lumber, manufactured lumber, mine lumber, stratified lumber, beams and stringers, wood beams, factory and shop lumber, rough lumber, worked lumber, and scaf...