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Biblioteka

Grade 8: Section 1.1 WHMIS Symbols & Safety

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Posljednje ažuriranje about 1 month ago
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Canada has aligned the Workplace Hazardous Materials Information System (WHMIS) with the Globally Harmonized System of Classification and Labeling of Chemicals (GHS).

https://www.ccohs.ca/oshanswers/chemicals/whmis_ghs/pictograms.html

Use this link for a detailed list of the newer WHMIS symbols.

Old Symbols

WHMIS

Lab Safety Rules

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Pitanje 11
11.

The first thing you should do if you break something during a lab is:

Pitanje 12
12.

Which of the following is NOT a lab rule

Pitanje 13
13.

What should you do with chemicals once you’ve completed the lab?

Pitanje 14
14.

During an experiment you are instructed to smell a chemical. What is the correct procedure?

Pitanje 15
15.

The following footwear is best in the laboratory:

Pitanje 16
16.

When you finish working with chemicals, biological specimens, and other lab substances, always

Pitanje 17
17.

Before you touch an electrical switch, plug, or outlet

Pitanje 18
18.

To prevent accidents during lab you should:

Pitanje 19
19.

The most important thing in laboratory experiments is:

Pitanje 20
20.

You have been injured in the laboratory (cut, burn, etc.). First you should

Pitanje 21
21.

In order to find out all the information about a chemical you should refer to:

Pitanje 22
22.

A good way to identify an unknown substance is to taste it.

Pitanje 23
23.

Loose clothing is preferable during labs because you can get out of them faster.

Pitanje 24
24.

When collecting your chemicals, you should take only what is needed and leave the original container at the front of the class.

Pitanje 25
25.

Anytime you are working with Chemicals you must wear safety goggles.

Pitanje 26
26.

It is the students responsibility to clean up their lab area after an experiment

Pitanje 27
27.

Playing around during a science experiment is ok to do.

Pitanje 28
28.

For our purposes, safety symbols can be divided into two categories: hazardous household product symbols (HHPS) and workplace hazardous materials information system (WHMIS) symbols.

Pitanje 29
29.

Why should materials/substances have hazard labels on them? Give a specific example from a product you viewed in class or one you know of from your house.

Pitanje 30
30.

Some of the students are not following proper safety procedures in the picture below. Identify and list the problems in a table. Then suggest a better, safer way to perform each action.

Pitanje 1
1.

This WHMIS Symbol represents:

Pitanje 2
2.

This WHMIS Symbol represents:

Pitanje 3
3.

This WHMIS Symbol represents:

Pitanje 4
4.

This WHMIS Symbol represents:

Pitanje 5
5.

This WHMIS Symbol represents:

Pitanje 6
6.

This WHMIS Symbol represents:

Pitanje 7
7.

This WHMIS Symbol represents:

Pitanje 8
8.

This WHMIS Symbol represents:

Pitanje 9
9.

This WHMIS Symbol represents:

Pitanje 10
10.

This WHMIS Symbol represents: