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Waste paper recycling most often involves mixing used/old paper with water and chemicals to break it down. It is then chopped up and heated, which breaks it down further into strands of cellulose, a type of organic plant material; this resulting mixture is called pulp, or slurry.
Offset printing is a common printing technique in which the inked image is transferred (or "offset") from a plate to a rubber blanket and then to the printing surface. When used in combination with the lithographic process, which is based on the repulsion of oil and water, the offset technique employs a flat (planographic) image carrier.
Scott Paper Company Plant in Chester, Pennsylvania 1915 newspaper ad for the toilet paper made by the company.. Scott Paper was founded in 1879 in Philadelphia by brothers E. Irvin Scott and Clarence Scott, and is often credited as being the first to market toilet paper sold on a roll.