Monday, September 28, 2009

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Washing Detergents

Solenne has sent me an article that I find very interesting about washing detergents. I leave the first part:

The conventional improve but are preferred ecological options.

Neither the laundry detergent manufacturers whose spend more money on advertising to undo all the spots get. With regard to environmental impact, have reduced but still can not be happy.

detergent modern era began about 90 years. In 1933 they developed the first synthetic surfactants, which did not cease to be used with increasing frequency. By then, almost no one thought of the consequences for nature, but in the 1950 picture was common in mountains of foam floating like icebergs on the rivers. Those detergents are not degraded at all. Since 1961, governments of democratic Europe began to act, demanding that surfactants be biodegradable by 80 percent.

also incorporated phosphate detergents to soften water. These compounds caused the growth of algae in rivers, which suffocated the fish. Since 1980, regulations were also the presence of phosphates, reducing allowable amounts. Ten years later, manufacturers agreed to stop employing phosphates in their products and replaced by other agents, such as zeolite, silicates and polycarboxylates. Since 2004, European legislation exists which increases the demand for biodegradability of surfactants ingredients. In addition, the new regulation improved consumer protection: manufacturers are required to declare the components that can cause allergies, often are the perfumes, and provide a complete list via the Internet. However, conventional detergents are not yet completely safe for the environment and health.

Continue reading ...

I wonder if something similar to the soap used to wash or to use to wash the dishes. The ultimate goal would be to reuse the water, for example, irrigation without damaging the plants.
grouper I

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