slaked lime
Noun
Meaning
a caustic substance produced by heating limestone
Source: WordNetSynonyms
Hypernyms
Examples
After heating this substance with calcium hydroxide (slaked lime), a far more strongly basic substance known as caustic potash ( potassium hydroxide ) was produced.
Chemistry Non-hydraulic cement, such as slaked lime ( calcium hydroxide mixed with water), hardens by carbonation in the presence of carbon dioxide which is naturally present in the air.
His powder was made by reacting chlorine with dry slaked lime and proved to be a cheap and successful product.
The carbonation reaction requires the dry cement to be exposed to air, and for this reason the slaked lime is a non-hydraulic cement and cannot be used under water.