CSCS Mock Questions - Hazardous Substances

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Updated on: June 2, 2024

The mock test questions below will cover all the questions related to Hazardous Substances, these are core knowledge questions you will have to answer in your operatives exam. If you would like to practice a full 50 question CSCS mock test click here.

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CSCS Hazardous Substances Questions

1. How can you tell if a product is hazardous?

By the shape of the container

It will always be in a cardboard box

By warning symbols on the container or packaging label

It will always be in a black container

Question 1 of 25

2. Which of these will give you health and safety information about a hazardous substance?

The accident book

The site diary

The delivery note

The COSHH assessment

Question 2 of 25

3. What training do you need to work with or remove asbestos cement products?

Having a CSCS card tells me all I need to know

Training for non-licensable asbestos work

None – anyone can work with asbestos cement

General asbestos awareness training

Question 3 of 25

4. If you see either of these labels on a substance what should you do?

Find out how to use the substance safely as it could explode

Dispose of the substance or contents by burning

Warm up the contents first, with heat or a naked flame

Find out how to use the substance safely as it is flammable (could catch fire easily)

Question 4 of 25

5. Cement bags have an additive to help prevent allergic dermatitis When using a new bag what should be checked?

The bag is undamaged

It has been stored in a dry place

The 'use by' date has not expired

The contents are not hard and gone off

Question 5 of 25

6. If you think you have found some asbestos, the first thing you should do is:

stop work and warn others

put the bits in a bin and carry on with your work

take a sample to your supervisor

find the first aider

Question 6 of 25

7. What equipment should you have if you are doing non-licensed work on asbestos-containing materials?

Disposable overalls ('type 5')

Suitable respiratory protective equipment (RPE) (eg disposable face mask with a FFP3 rating)

Laceless footwear

All of these answers

Question 7 of 25

8. If you see either of these labels on a substance what should you do?

Wear gloves as the substance can burn your skin

Use sparingly as substance is expensive

Find out what protection you need as the substance is harmful and could damage your health

Do not use it as the substance is poisonous

Question 8 of 25

9. How can asbestos be correctly identified?

By putting a piece in water and seeing if it dissolves

By the colour of the dust

By getting a sample analysed in a lab

The dust gives off a strong smell

Question 9 of 25

10. If you see either of these labels on a substance what should you do?

Find out how to handle the substance as it is fragile

Find out how to use the substance safely as it could catch fire easily

Do not use the substance as it could kill you

Find out how to use the substance safely as it could explode

Question 10 of 25

11. You need to use a hazardous substance Who should explain the health risks and safe method of work you need to follow (the COSHH assessment) before you start?

A Health and Safety Executive (HSE) inspector

The site first aider

Your supervisor or employer

The site security people

Question 11 of 25

12. Wet cement, mortar and concrete is hazardous to your health as it causes:

dizziness and headaches

muscle aches

chemical burns and dermatitis

arc eye

Question 12 of 25

13. Why should you not kneel in wet cement, screed or concrete?

It will make your trousers wet

It will affect the finish

It is not an effective way to work

It can cause serious chemical burns to your legs

Question 13 of 25

14. A COSHH assessment tells you how:

noise levels are assessed and how to protect your hearing

to lift heavy loads and how to protect yourself

a substance might harm you and how to protect yourself when you are using it

to work safely in confined spaces

Question 14 of 25

15. This sign should be used for labelling:

raw asbestos

all of these answers

asbestos waste

any product containing asbestos

Question 15 of 25

16. What does this warning sign mean?

Substance can cause long-term serious health problems

Substance can explode

Substance can glow in the dark

Substance will cause heartburn if swallowed

Question 16 of 25

17. If you see either of these labels on a substance what should you do?

Do not use it as the substance is poisonous

Wash your hands after you have used the substance

Find out what hand cleaner you will need as the substance will not wash off easily

Find out what protection you need as the substance is corrosive and can damage your skin upon contact

Question 17 of 25

18. If you see either of these labels on a substance what should you do?

Use the substance very carefully and make sure you don't spill or splash it on yourself

Find out what protection you need as the substance is toxic and in low quantities could seriously damage your health or kill you

Make sure it is stored out of the reach of children

Do not use it as the substance is poisonous

Question 18 of 25

19. The packaging of a substance has the word ‘SENSITISER’ on it This means that:

it is perfectly safe to use without personal protective equipment (PPE)

it should not be used under any circumstances

it must be mixed with water before you can use it

you could become allergic to it and have allergic reactions

Question 19 of 25

20. Exposure to asbestos fibres may result in which disease?

All of these answers

Mesothelioma

Lung cancer

Asbestosis

Question 20 of 25

21. The safest way to use a hazardous substance is to:

get on with the job as quickly as possible

read your employer's health and safety policy

ask someone who has already used it

understand the COSHH assessment and follow the instructions

Question 21 of 25

22. Where might you come across asbestos?

In industrial buildings built between 1920 and 1990

In any building built or refurbished before the year 2000

In a house built between 1950 and 1990

Asbestos has now been removed from all buildings

Question 22 of 25

23. After asbestos, which of the following causes the most ill-health to construction workers?

Wood and MDF dust

Silica dust

Resin, solvent and paint vapours

Diesel fumes

Question 23 of 25

24. You find an unmarked container that you think might contain chemicals What is the first thing you should do?

Ensure it remains undisturbed and report it

Taste the chemical to see what it is

Smell the chemical to see what it is

Put it in a bin to get rid of it

Question 24 of 25

25. If you breathe in asbestos dust it can cause:

throat infections

aching muscles and painful joints

dizziness and headaches

lung diseases

Question 25 of 25

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