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Building news
wricealeverДата: Вторник, 2014-01-28, 8:09 AM | Сообщение # 1
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" Substantial progress has been made understanding volatile organic chemical (VOC) emissions from indoor sources including building materials, furnishing, and some cleaning and maintenance products. During the past two decades, emissions from building materials and other sources have declined significantly in many http://superrr.hostzi.com developed countries. Researchers have begun to understand the potentially larger health threat posed by secondary emission, the chemicals formed by the interactions between oxidants in indoor air and chemicals on surfaces, and by hydrolysis.

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