I am going to replace my cheap carpet with the cheapest laminated
wood flooring that Lumber Liquidators has on sale. The room I am
using is relatively small, so won’t take all that much. Yes, it is
wood or bamboo, and so will scorch, but that doesn’t matter; this is
a workroom, not a living room. If it gets too bad it can always be
taken up and replaced, in whole or in part.
I haven’t decided whether to burn the carpet, and send the ashes to
the refiners. After having used the room for 15 or so years, there
might be enough metal there to justify the expense. Even not filing
over the carpet, but using a flex shaft, there is more metal "lost"
than you might think. When a friend moved, we carefully swept behind
and under his benches and work table, and recovered roughly $200.00.
Even cheap laminated flooring will cost more than plywood or cement
board, but will be easier to maintain, and recover sweeps on a