Silicon carbide was the 1st commercially essential semiconductor material. A crystal radio "carborundum" (synthetic silicon carbide) detector diode was patented by Henry Harrison Chase Dunwoody in 1906. It uncovered much early use in shipboard receivers. The term chemical engineer was generally speaking use by about 1900. Inspite of its emergence https://mariojkhfd.is-blog.com/42420544/detailed-notes-on-micro-silica