Author: svihar

Bitumen is a material obtained by fractional distillation of crude petroleum as an end product. According to IS: 334-1951, bitumen is a non-crystalline solid or viscous material having adhesive properties, derived from... Read More

Bitumen is a material obtained by fractional distillation of crude petroleum as an end product. According to IS: 334-1951, bitumen is a non-crystalline solid or viscous material having adhesive properties, derived from... Read More