Read more: Things You Should Never Do With Boiling Water Around Your House The first method of removing green algae from your concrete and cement surfaces involves boiling water. Although it might ...

with hydrating cement but not with carbon monoxide (CO). Normally the result of the reaction is a thin white film of calcium carbonate on concrete surfaces, also referred to as efflorescence.

Researchers developed cement that conducts electricity and generates heat to make concrete more sustainable and create new uses for the material, including radiant indoor floor heating. A voltage ...