Thiokol was a business.
Thiokol . Its initial business was a range of synthetic rubber and polymer sealants , and Thiokol was a major supplier of liquid polymer sealants during World War II . When scientists at the Jet Propulsion Laboratory discovered that Thiokol 's polymers made ideal binders for solid rocket fuels , Thiokol moved into the new field , opening laboratories at Elkton , Maryland , and later production facilities at Elkton and at Redstone Arsenal in Huntsville , Alabama . Thiokol continues to have major operations in the state , at Magna and Promontory ( manufacture of the Space Shuttle 's solid rocket motors ) , and its current headquarters at Brigham City .