Oil pastel an almost impasto effect. Once applied to a surface, the oil pastel pigment can be manipulated with a brush moistened in white spirit, turpentine, linseed oil, or another type of vegetable oil or solvent. Alternatively, the drawing surface can be oiled before drawing or the pastel itself can be dipped in oil. Some of these solvents pose serious health concerns. Oil pastels are considered a fast medium because they are easy to paint with and convenient to carry; for this reason they are often used for sketching, but can also be used for sustained works. Because oil pastels never dry
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