What is a safe, nontoxic sealant for a wooden highchair?

— Pam Becker Stevens Point, WI

Answered by Kirsten Flynn on September 14, 2010

Is it okay to use salvaged lumber for floor joists if approved by a structural engineer and pest-treated?

— "OB" Oddbjorn Hatletveit Bainbridge Island, WA

Answered by Danny Kelly on April 21, 2010