Term: Douglas fir, Description: species of tree, Question: Have Douglas fir been used to fight wars?, Answer:Yes
Fact1: Douglas fir are a type of tree. Fact2: Douglas fir are used to make ships. Fact3: The Minesweeper is a small warship made from Douglas fir. Fact4: The Minesweeper was made of wood to reduce it's risk magnetic signature and likely hood of detonating mines. 