Perilla oil was a critical component in creating durable earthen floors. In Japan, perilla oil was important for fueling oil lamps until early 16th century, before it was overtaken by rapeseed oil. The oilseed contains drying oil elements and was imported in bulk as a substitute for linseed oil into the United States from Japan, until the supply was interrupted by war. In Korea, perilla oil pressed from the untoasted seeds were used to fuel lamps and to oil floor papers. The press cake remaining after pressing perilla oil can be used as natural fertilizer or animal feed. Perilla oil Perilla oil
Gas oil separation plant a pipeline. The crude must be processed and treated to make it safe, environmentally acceptable, before it can be transported to a refinery for processing. It is often appropriate to separate gases and liquids for separate use. This also involves the separation of oily and water liquid phases. 123 In old days, the gas was considered waste and was burned on the spot - flared off. By recovering the gas, carbon emissions are reduced at the production site, and create a marketable commodity. Gas oil separation plant A Gas-oil separation package (GOSP) is a "package" used in the upstream oil