Multiple fire departments and the Sheboygan County Hazmat Team were called to a lithium fire at Millepore-Sigma Manufacturing Tuesday night. The call came into the Sheboygan County Dispatch Center just after 9:15 p.m., according to a press release from the Sheboygan County Sheriff's Office. The business is located at 5485 County V in Sheboygan Falls, Town of Wilson, the release said. The cause of the fire remains under investigation. No injuries were reported at the scene, according to the sheriff's office. The company manufactures a number of different chemicals that end up in computer chips, light bulbs, TVs and perfumes.