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  •   almost 14 years ago

Ecology of the external and internal environment of the human environment

Researches have shown that in our dwelling can be more than 1500 harmful chemical compounds in considerable concentration.

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  •   •   almost 14 years ago

    The accent on health and ecological compatibility, up to last time, was rather faded. Scientists-hygienists have come to a conclusion for a long time that many illnesses are defined by quality of living conditions. Such illnesses have received even the name of “housing illnesses»

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