Sentences with phrase «so clean indoor air»
On average, people spend 90 % of their time indoors, so clean indoor air is essential for optimum health.
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«It restricts the use in indoor public places only and it does so, to give members of the public not only a right to clean air but a basic common courtesy.
So, for each person who might die from global warming, about 210 people die from health problems that result from a lack of clean water and sanitation, from breathing smoke generated by burning dirty fuels (such as dried animal dung) indoors, and from breathing polluted air outdoors.