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International Paper is the world's largest pulp and paper maker. Paper mill Mondi in Slovakia. The pulp and paper industry comprises companies that use wood, specifically pulpwood, as raw material and produce pulp, paper, paperboard, and other cellulose-based products. Diagram showing the sections of the Fourdrinier machine
The pulp produced up to this point in the process can be bleached to produce a white paper product. The chemicals used to bleach pulp have been a source of environmental concern, and recently the pulp industry has been using alternatives to chlorine, such as chlorine dioxide, oxygen, ozone and hydrogen peroxide.
Between 1990 and 2002, paper consumption in the United States increased from 84.9 million tons to 97.3 million tons. In 2006, there were approximately 450 paper mills in the United States, accounting for $68 billion.
A paper mill is a factory devoted to making paper from vegetable fibres such as wood pulp, old rags, and other ingredients. Prior to the invention and adoption of the Fourdrinier machine and other types of paper machine that use an endless belt, all paper in a paper mill was made by hand, one sheet at a time, by specialized laborers.
The pulp and paper industry continued to develop in other regions, including California, Ohio's Miami Valley, with centers in Dayton, Hamilton, and Cincinnati, as well as regions of the South, like Texas and Georgia, the latter being home to Georgia Pacific and WestRock, the 2nd and 3rd respective largest paper producers in the United States today.
Mazandaran Wood and Paper mill (Mazandaran Wood and Paper Company), Sari County, Mazandaran Province [citation needed] Pars Paper Co.,producer of bagasse pulp from sugarcane, it is located in south of Iran. Bagasse pulp is used for making paper also tissue and food contact biodegradable tableware and food containers.
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In 2000, Canadian pulp, paper and paperboard companies had operating expenses of C$425.4 million on environmental protection with the majority ($263.3 million) used for pollution abatement. Capital expenditures totalled $234.8 million, with over half ($140.4 million) being spent on pollution prevention processes.