CMI Cleaning Techniques & Best Practices 3

Question 1

What is the correct dilution ratio concept when a label states '1:32'?

Accepted Answer

1 part chemical to 32 parts water

Answer

A 1:32 dilution ratio means 1 part concentrate is mixed with 32 parts water to create the ready-to-use solution.

Question 2

Which cleaning method is best suited for removing grease from a commercial kitchen floor?

Accepted Answer

Hot water extraction with a degreaser

Answer

Hot water extraction combined with a degreaser emulsifies and lifts grease from floor surfaces more effectively than cold or neutral methods.

Question 3

When cleaning glass surfaces, what technique minimizes streaking?

Accepted Answer

Wiping in a consistent S-pattern or Z-pattern with a squeegee

Answer

A consistent S-pattern or Z-pattern with a squeegee removes solution uniformly without re-depositing it, eliminating streaks.

Question 4

What is the recommended procedure when a spill of bloodborne material occurs on a hard surface?

Accepted Answer

Apply an EPA-registered disinfectant, allow dwell time, then clean up while wearing PPE

Answer

OSHA guidelines require using an EPA-registered disinfectant with appropriate dwell time and wearing PPE when cleaning bloodborne material spills.

Question 5

In high-touch area disinfection programs, which surfaces are considered highest priority?

Accepted Answer

Door handles, light switches, elevator buttons, and faucet knobs

Answer

High-touch surfaces like door handles, light switches, elevator buttons, and faucets are most frequently contacted and pose the greatest transmission risk.

(CMI) Cleaning Management Institute Certification Practice Test

(CMI) Cleaning Management Institute Certification Practice Test

CMI Cleaning Techniques & Best Practices 3