Research is now clearly showing that environmental factors play a primary role in the epidemic of autism spectrum disorders. Brain disorders are the result of excessive exposure to toxins from
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The Economist Intelligence Unit (EIU) is the research and analysis division of The Economist Group and the world leader in global business intelligence.
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How to lay paving Whether it’s a surface for children to play on or for outdoor seating ... paving slabs on top of an existing paved surface;
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The heating efficiency of ground-source and water-source heat pumps is indicated by their coefficient of performance (COP), which is the ratio of heat provided in Btu per Btu of energy …