1. Adjective Push and pull the mixture across the wheelbarrow with the hoe to Rough-mix the slaked lime with the cement and sand. 2. Verb, past tense It has a strong base pH and is used for many purposes, often under its more common name, slaked lime. 3. Verb, past participle Soda lime is used for its unique chemical make-up which is a combination of soda ash (Na2CO3) and slaked lime (Ca(OH)2).