FOODSAFE Cleaning and Sanitizing 2

Question 1

What is QUAT (quaternary ammonium compound) and how is it used in food service?

Accepted Answer

A chemical sanitizer effective against bacteria, commonly used at 200 ppm concentration for food-contact surface sanitizing

Answer

A type of dish soap

Answer

A flavour enhancer for food

Answer

A cleaning agent for ovens only

Question 2

How often should food-contact surfaces be cleaned and sanitized during operations?

Accepted Answer

At least every 4 hours during continuous use, or whenever contamination occurs

Answer

Only at the end of each day

Answer

Once a week is sufficient for most surfaces

Answer

Only when a health inspector visits

Question 3

What is the correct way to prepare a chlorine sanitizing solution?

Accepted Answer

Mix household bleach with warm water to achieve 50–100 ppm concentration as measured by test strips

Answer

Pour undiluted bleach directly on surfaces

Answer

Mix bleach with hot soapy water for dual cleaning and sanitizing

Answer

Use any amount of bleach as long as you can smell it

Question 4

Why should cleaning chemicals never be stored above food or food preparation areas?

Accepted Answer

They might spill or leak onto food, causing chemical contamination

Answer

Chemicals need to be stored at a lower temperature

Answer

It is easier to reach them at a lower level

Answer

There is no regulation about chemical storage location

Question 5

What is the purpose of a Material Safety Data Sheet (MSDS) or Safety Data Sheet (SDS) for cleaning products?

Accepted Answer

It provides safety information including hazards, proper use, first aid measures, and storage requirements for each chemical

Answer

It contains the product's price and ordering information

Answer

It is only needed for pesticides

Answer

It is a marketing document from the manufacturer

Question 6

What happens if the sanitizer concentration is too high on food-contact surfaces?

Accepted Answer

Chemical residue can remain on surfaces and contaminate food, posing a chemical hazard to consumers

Answer

It provides better sanitization

Answer

It has no negative effects

Answer

It only affects the taste of the sanitizer, not food safety