Stubborn stains on concrete block should never be removed chemically.

Question

Quizplus · Accepted Answer

Stubborn stains on concrete block can be removed chemically using products such as muriatic acid or concrete cleaners designed for heavy-duty cleaning. However, it is important to follow safety precautions and instructions carefully, as these chemicals can be harmful if not used properly. It is always recommended to try non-chemical methods first and consult a professional if necessary.

Stubborn Stains on Concrete Block Should Never Be Removed Chemically