CEH Chemical Handling and Safety 2

Question 1

What does the term 'pH' indicate on a cleaning product label?

Accepted Answer

The acidity or alkalinity of the solution

Answer

The product's viscosity

Answer

The percentage of active ingredients

Answer

The product's flash point temperature

Question 2

Which personal protective equipment (PPE) is MOST important when mixing concentrated cleaning chemicals?

Accepted Answer

Chemical-resistant gloves and eye protection

Answer

Steel-toed boots

Answer

A dust mask and apron

Answer

Heat-resistant gloves only

Question 3

A housekeeper notices a chemical container is leaking. What is the FIRST action to take?

Accepted Answer

Move the container to a well-ventilated area and notify the supervisor

Answer

Continue using the product until empty

Answer

Dispose of the container immediately in the trash

Answer

Transfer the chemical to a different unlabeled container

Question 4

What is the primary hazard of mixing bleach with ammonia-based cleaners?

Accepted Answer

It produces toxic chloramine gases

Answer

The mixture becomes ineffective

Answer

It creates an explosive reaction

Answer

It raises the pH to dangerous levels

Question 5

How should chemical dilution ratios be interpreted on a product label showing '1:32'?

Accepted Answer

1 part chemical to 32 parts water

Answer

1 part chemical to 32 parts total solution

Answer

1 ounce of chemical per 32 square feet

Answer

32 milliliters per gallon of water

Question 6

Which section of a Safety Data Sheet (SDS) contains first aid measures for chemical exposure?

Accepted Answer

Section 4 – First Aid Measures

Answer

Section 2 – Hazard Identification

Answer

Section 7 – Handling and Storage

Answer

Section 11 – Toxicological Information

Question 7

What does a NFPA 704 diamond with a red quadrant number of '4' indicate?

Accepted Answer

The material will ignite at normal temperatures

Answer

The material is non-flammable

Answer

The material requires special handling only at high heat

Answer

The material has a flash point above 200°F