Bitumen patty is a solid form of bitumen. The solvent evaporates, leaving behind a solid patty that is easy to handle and transport. For waterproofing, roofing

Caustic soda, also known as sodium hydroxide (NaOH), is a white, odorless, and highly alkaline solid. Used in a industry for soap making, water treatment etc..

Cello-Solve; solvent that is used in many industrial applications, including paint and varnish removers, degreasers, printing inks, and cleaning agents.

Creosote is used as a wood preservative to protect wood from rot, decay, and insect damage. It is also used as a fuel, a deodorizer, and an antiseptic. Harare