BioBased Insulation has launched Soy Seal, a line of soy-based insulating foams available in a spray can. Soy Seal uses Agrol, a 96 percent pure bio-polyol, as its base, which reduces the amount of carbon dioxide released into the atmosphere. Soy Seal for Gaps & Cracks is a closed-cell foam, and Soy Seal for Windows & Doors is a low-pressure foam. (800) 803-5189 / www.soyseal.net