Hewitt Crane Famous Quotes & Sayings

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1 Hewitt Crane Famous Sayings, Quotes and Quotation.

Hewitt Crane Sayings: Production of concrete is the third largest contributor of greenhouse gas emissions after electrical power Production of concrete is the third largest contributor of greenhouse gas emissions after electrical power production and automobiles. Moreover, the process used today is essentially the same as that used 150 years ago. Since cement manufacture is responsible for about 5% of global energy use and greenhouse gas emissions, reducing energy requirements for concrete manufacture could have a significant impact on both energy and the environment.