The strength of concrete is actually the result of a chemical reaction called hydration. The mixture of water and dry sand and aggregate hardens, sets and evaporates out slowly. What is left is the hard substance we know as concrete. So water is crucial and can often need to be sprayed on top of drying concrete to aid the curing process if the ambient air is too hot.

Share this story!

Leave a Reply

Your email address will not be published. Required fields are marked *