Hard work and some bonding material transform hundreds of concrete blocks into an airtight wall eight feet high. The structure, called a brattice, controls airflow in a coal mine. But what controls a ...
DEAR TIM: I’ve got a choice to make about my new home. The builder is giving me the option of a poured concrete or concrete block foundation. There’s not a huge difference in price, but I’m more ...
The production of the cement used in concrete is a major contributor to worldwide CO2 emissions and since we're reliant on the stuff for our infrastructure, this is a serious problem. However, Nendo ...
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