The California spiny lobster (Panulirus interruptus) is a species of spiny lobster found in the eastern Pacific Ocean from Monterey Bay, California to the Gulf of Tehuantepec, Mexico.
The word gypsum is derived from the Greek word Î³ÏÏÎ¿Ï (gypsos), plaster. Because the quarries of the Montmartre district of Paris have long furnished burnt gypsum (calcined gypsum) used for various purposes, this dehydrated gypsum became known as plaster of Paris.
All kinds of materials but no drywall in the house of the future from Motorola./ Paleofuture/Promo image. Gypsum board, or drywall as most people call it today, was invented in 1916, but nobody wanted the stuff. It was considered cheap. It took World War II, with its shortage of trades and the demand for cheap and fast buildings, to make it acceptable.