The collapse of the Gazprombank deal with PetroSA, South Africa’s state-owned oil company, stems from a series of financial ...

Everything that has mass is matter. In normal everyday life we come across matter in three states, solid, liquid and gas. They have a fixed shape and cannot flow The particles cannot move from ...

Light hydrocarbons derived as by-products from the extraction of natural gas or crude oil. These include ethane, propane, butane and pentane. Under normal pressure and temperature, natural gas liquids ...