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Monthly Archives: June 2010
How to buy heating boiler?
When purchasing a radiant heating boiler must be asked: “What’s his efficiency?” So, the efficiency of modern boilers more than 90%, and hence low temperature flue gases. In the process of combustion of any hydrocarbon fuel produced carbon dioxide (CO2) … Continue reading
Pyramid of Plastics
The ranking on the pyramid focuses on the toxic characteristics of the potential alternative materials. It provides a qualitative ranking based on environmental and health problems of PVC, addressing the production, additives, product emissions during use, disposal and recycling. It … Continue reading
PVC Pipe Alternatives
PrintTell a friend Sunlight, heat and impact damage are the main causes of early repair or replacement of PVC systems. Though all materials are affected by expansion and contraction, this occurs to a greater degree in PVC, which places a … Continue reading
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PVC fire toxicity
The main combustion products of PVC are hydrogen chloride and carbon monoxide. Hydrogen chloride is a suffocating gas, but we should not forget that the majority of combustible materials in combustion emit chlorine compounds. Analysis shows that the cause choking … Continue reading
Recycling PVC
Argued that used PVC products are not subject to disposal, as kopyatsya from year to year, thereby threatening the environment. Today, however, used tubing and window profiles are recycled. It is known that in Western Europe to 40% recycled waste … Continue reading
Advantages of gas water heaters Takagi Jr
Advantages of atmospheric gas water heaters Takagi Jr: * Cheap to operate * Low noise level * Wide range of work in the oscillations of gas in the tubingline Cast iron gas water heater Takagi Jr Gas water heater Takagi … Continue reading
Installation of domestic sewage
Installation began after the construction of the building ready, ie when all the holes, Stroebe, niches in walls and ceilings, is a mark of pure sex, the walls are plastered areas over which the pipe will be opened, dug a … Continue reading
Carcinogenicity of PVC
I want to emphasize that PVC is not a carcinogen. Manufacture of PVC today is no more danger than any other. In 1973 it was discovered that vinyl chloride monomer (VC) during long-term effects in humans can cause severe diseases. … Continue reading
Ecological safety of PVC piping
Numerous studies have shown that the products of PVC, in particular, tubing lines, are harmless and not dangerous to human health. In the operation of these systems does not happen of toxic compounds, and the transport of drinking water is … Continue reading
The chemical industry says that these chemicals have not been shown to be harmful to people. Does this mean they are safe?
Thousands of chemicals are in commerce today that have not been adequately tested, especially for their effects on children. Of those that have been tested, researchers usually look first for cancerous effects but often never test for non-cancerous health effects.
What are the dangers associated with the chemical additives found in vinyl?
The phthalates found in the products tested have been shown to cause liver cancer and kidney damage in animals. They also impair the reproductive system in rodents, and concerns have been raised that similar effects may arise in male infants … Continue reading