NM CID GS-16 Practice Questions - New Mexico CID GS-16 Masonry Examination Exam

When diluting muriatic (hydrochloric) acid or a similar acidic cleaner, the safe mixing order is:

Pour water into concentrated acid Add acid to dry portland cement, then add water Mix acid and water in equal parts in a sealed bottle and shake Pour acid into water

Correct Answer:

Pour acid into water

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