The pulp and paper industry produces and sells cellulose-based products, derived from wood. Packaging paper, graphic paper and hygienic paper are the major product groups of this industry. Although China is the world’s leading country when it comes to paper and paperboard production, the international pulp and paper market is dominated by companies from North…Read more
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Water purification is the removal of contaminants from raw water to produce drinking water that is pure enough for human consumption or for industrial use.Substances that are removed during the process include parasites (such as Giardia or Cryptosporidium) , bacteria, algae, viruses, fungi, minerals (including toxic metals such as Lead, Copper etc.), and man-made chemical…Read more
Aluminum sulfate is added to poultry litter in a poultry house to reduce ammonia volatilization, Over half of the nitrogen excreted by chickens is lost to the atmosphere as ammonia before the litter is removed from the poultry house. Research has shown that adding aluminum sulfate to the litter greatly reduces the ammonia emissions. Lower…Read more
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