Blocks used for residential and commercial construction employ a wide variety of green building materials in their composition. The most popular and commonly used is the standard hollow concrete block, but there are many variations in shape, weight, and composition. Sand, cement, gravel, and water are the most commonly used elements in blocks, but there…
Tag Archives: cement
Cement is everywhere. The foundations of our buildings, the driveways that lead beyond suburban garage doors, the walls of our schools, and the mortar joints between every brick we lay contain a binding substance we call Portland cement. Cement is the binding agent used to hold together the tough aggregate (rocky gravel) in the concrete…
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Sep
Sep
Cement is a strong and reliable building material, and the demand for it continues to go up. Unfortunately, the process used to manufacture most of the world’s cement creates 5 percent of the man-made carbon dioxide emissions. A new cement company, however, promises a new technique that will transform cement into a greener building…