Before the actual cleaning of a brick wall begins, test the cleaning solution on an area _____ in size.
A) no larger than 10 square feet
B) no larger than 5 square feet
C) approximately 10 square feet
D) approximately 20 square feet
Correct Answer:
Verified
Q2: A hard had should be worn when
Q3: _ eliminates the danger of mortar smears,
Q4: Do not clean or wash down new
Q5: Muriatic acid should be used as a
Q6: Mixing the mortar to the right consistency
Q7: Stubborn stains on concrete block should never
Q8: Always clean brickwork from the bottom to
Q9: Dry masonry allows absorption of the cleaning
Q10: Short rubber gloves are adequate protection for
Q11: New clay or shale brickwork should not
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