| Section2 = | Section3 = | Section4 = | Section5 = | Section6 = | Section7 = | Section8 = }} The chemical compound furfural is an industrial chemical derived from a variety of agricultural byproducts, including corncobs, oat and wheat bran, and sawdust. The name furfural comes from the Latin word furfur, meaning bran, referring to its usual source. Furfural is an aromatic aldehyde, with the ring structure shown at right. Its chemical formula is C5 H4 O2. In its pure state, it's a colorless oil… (More on Furfural)