the.com/sawmill
Where trees check in as forests and check out as lumber.
means A facility, often water- or steam-powered, that cuts logs into boards and planks with mechanical saws.
from Plain English compound of saw and mill, dating to the 1500s, when waterwheels first put muscle behind the blade and freed humans from the pit-saw grind.
Frontier engineOften the first building a new town raised.
Up-and-downEarly blades moved vertically before circular saws spun in.
Sawdust mountainsOnce burned in towering conical waste incinerators.