My old cottage has bead board in the upstairs bedrooms that has been varnished. It looks very nice, but some of the varnish has bubbled. How can I get rid of that bubbling? A. First, check to see if ...

Q:I am refinishing some wood floors and furniture with polyurethane varnish. How can I prevent tiny pieces of grit that form on the finish? Are those gritty pieces in the varnish or in the air? A: ...

A couple of years ago, as I was cleaning my bedroom, I came across a wad of shriveled foam in a small paper cup. It immediately brought back memories of one of my high school science experiments. I ...