Anonymous ID: f69077 Dec. 16, 2022, 5:27 p.m. No.17957388   🗄️.is 🔗kun

>>17957340

>>17957375

Why do you add salt to cement?

The compressive strength of concrete is shown to be increased by the presence of sodium chloride or ocean salts in the mixing water. The strength was found to increase with increasing salinity even up to 7% by weight of water.