Cut batts to length by setting the top of the batt into the space and cutting against the bottom plate with a sharp utility knife. Leave an extra 1/2 in. of length for a tighter fit. We're using unfaced batts that are sized to friction-fit into standard stud spaces (either 16-in. or 24-in. on-center studs).
History of Windmills. The Persians seem to have been the first to develop windmills (between 500 and 900 A.D.). Sails had long been used to move ships at sea, but the Persians converted the wind for use in grinding grain.
Tilting at windmills by Gustave DorÃ© Tilting at windmills is an English idiom that means attacking imaginary enemies. The expression is derived from the novel Don Quixote by Miguel de Cervantes, and the word tilt in this context comes from jousting.