oriented strand board, made from wood chips and glue. On the sides of stacks of the boards is stamped OSB.
by professor wombat July 02, 2005

dry powder plaster, usually sold as "setting-type compound"
Mixed with water for use, it releases heat in an exothermic reaction
Mixed with water for use, it releases heat in an exothermic reaction
by professor wombat July 02, 2005

by Professor Wombat June 12, 2003
