Unit 1.8 Lab Safety Flashcards

1
Q

What two equipments are essential in a lab?

A

Lab apron + safety goggles

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2
Q

What does WHMIS stand for?

A

Workplace Hazardous Material Information System

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3
Q

What do you do if disposable gloves discolour/deteriorate?

A

Remove them + wash hands thoroughly + get a new pair

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4
Q

What do you do if there’s a chemical splash/eye injury?

A

Immediately use the eyewash, hold an injured person’s eyes open while rinsing copiously, and see a physician after. If a chemical gets in eye, flush it with running water for at least 15 mins.

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5
Q

What do you do if you are on fire?

A

Stop, drop, and roll, and use a fire blanket to smother it. Never run.

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6
Q

What do you do if you get a minor injury?

A

Ask your TA with help with a first aid kit.

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7
Q

What do you do in the event of a chemical spill on yourself and on the lab bench/floor?

A

– On yourself: Use a safety shower, pull the overhead handle and remove potentially contaminated clothing to rinse the skin. If a chemical gets in eye, flush it with running water for at least 15 mins.
– On the lab bench/floor: Ask your TA for help with spill neutralizers

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8
Q

What direction should you cut when using a scalpel?

A

Cut away from yourself and others

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9
Q

When should you do when diluting acid?

A

Always add small amounts of acid to large amounts of water

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10
Q

What does MSDS stand for?

A

Material Safety Data Sheets

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11
Q

Responsibilities under the Hazardous Product Act are placed on which groups of people?

A

Suppliers, employers, and workers.

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12
Q

Who are the suppliers and their responsibilities?

A

– Those who sell or import products
– Must provide appropriate labelling on the container and a MSDS for all WHMIS “controlled products they distribute.

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13
Q

What is the purpose of the MSDS and labelling on containers?

A

– MSDS: Provide information about the product/chemical and potential hazards and provide explanations of safely handling it
– Labels: Clearly identify the contents of the hazardous material

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14
Q

What is an employer’s responsibilities?

A

Must provide WHMIS training for employees and ensure proper labelling and the availability of an MSDS for each product to which a worker may be exposed to.

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15
Q

What is a worker’s responsibilities?

A

Required to take the provided WHMIS training and should also be prepared to report to their employer on any problems or violations under WHMIS legislation.

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16
Q

What are WHMIS labels?

A

– The first source of info about the product. Provide info abt hazards relating to the product and precautions to be taken
– Indicate the presence of a Material Safety Data Sheet.

17
Q

Describe the GENERAL appearance of WHMIS labels.

A

Such labels have a hatched border surrounding them which is usually in black or red.

18
Q

Describe the appearance of supplier labels.

A

– Hatched border placed on all controlled substances (in Eng and French)
– name of product and company selling it
– indication of MSDS availability
– hazard symbols
– risk phrases
– precautionary and first aid measures

19
Q

Describer the appearance of workplace labels.

A

– MAY contain WHMIS hazard symbols
– a product name
precautionary statement(s) about safely handling the material
– statement that the MSDS is available

20
Q

Give examples of risk phrases.

A

– Very toxic material
– Skin irritant
– Serious health damage by prolonged exposure
– Heating may cause an explosion

21
Q

Give examples of precautionary statements.

A

– Keep in a cool place
– Use in a well-ventilated place
– Avoid contact with skin
– Wear protective clothing

22
Q

Name at least 5 points of which an MSDS contains.

A

– technical info on the substance
– list of its hazardous ingredients
– chemical hazard data
– control measures
– ideal personal protective equipment
– instructions in accident prevention while using the substance
– specific handling, storage and disposal procedures
– emergency procedures to follow if an accident occurs