is liquid asphalt hazmat?
Bituminous substance produced in the refining of petroleum. Occurs naturally or by distillation of Crude Oil (Bitumen). Asphalt, also known as bitumen, is the sticky, black and highly viscous liquid or semi-solid present in most crude petroleums and in some natural deposits; it is a substance classed as a pitch. Until the 20th century, the term asphaltum was also used.