References to silicon carbide heating elements exist from the early 20th century when they have been produced by Acheson's Carborundum Co. from the U.S. and EKL in Berlin. Silicon carbide available amplified operating temperatures compared with metallic heaters. Silicon can be a naturally occurring element found in many forms on https://www.facebook.com/permalink.php?story_fbid=pfbid02Hgmz8zuLm6mqA9py8zUbainbsmHUNbdzmecarw3dpFeDcdaid57MkSGkKajkmWfwl&id=61562415773754&__cft__[0]=AZU2rG8HvRAjlU5mHzYL-gLKu_eLiuBintGzwUtIPCfGMfscbIVbatoKCnLExPKDaT2kKtLRaLSzrHhJ3gOMRkiMTl1t94RZbnqtNHWqKr0dXU34JRIwQFxkhKOdbN0SgbUH-msFuf-RpN5KxSSmAZx7VDY40xDsf8PSMYlMKl1PqyJExFRf9PEMFP5JDSb5HV39A8IuC8dxbWY-vdmoNtp8&__tn__=%2CO%2CP-R