10. What should be done before using a chemical sanitizer?
A. Follow manufacturer’s instruction carefully
B. Check concentration of the chemical using a test kit
C. Use only approved chemicals in sanitizing kitchen utensils
D. The item to be sanitized must first be washed properly before it can be sanitized
Answers & Comments
Answer: D. The item to be sanitized must first be washed properly before it can be sanitized
Explanation: