Unit 1.8 Lab Safety Flashcards
What two equipments are essential in a lab?
Lab apron + safety goggles
What does WHMIS stand for?
Workplace Hazardous Material Information System
What do you do if disposable gloves discolour/deteriorate?
Remove them + wash hands thoroughly + get a new pair
What do you do if there’s a chemical splash/eye injury?
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.
What do you do if you are on fire?
Stop, drop, and roll, and use a fire blanket to smother it. Never run.
What do you do if you get a minor injury?
Ask your TA with help with a first aid kit.
What do you do in the event of a chemical spill on yourself and on the lab bench/floor?
– 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
What direction should you cut when using a scalpel?
Cut away from yourself and others
When should you do when diluting acid?
Always add small amounts of acid to large amounts of water
What does MSDS stand for?
Material Safety Data Sheets
Responsibilities under the Hazardous Product Act are placed on which groups of people?
Suppliers, employers, and workers.
Who are the suppliers and their responsibilities?
– Those who sell or import products
– Must provide appropriate labelling on the container and a MSDS for all WHMIS “controlled products they distribute.
What is the purpose of the MSDS and labelling on containers?
– 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
What is an employer’s responsibilities?
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.
What is a worker’s responsibilities?
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.
What are WHMIS labels?
– 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.
Describe the GENERAL appearance of WHMIS labels.
Such labels have a hatched border surrounding them which is usually in black or red.
Describe the appearance of supplier labels.
– 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
Describer the appearance of workplace labels.
– MAY contain WHMIS hazard symbols
– a product name
precautionary statement(s) about safely handling the material
– statement that the MSDS is available
Give examples of risk phrases.
– Very toxic material
– Skin irritant
– Serious health damage by prolonged exposure
– Heating may cause an explosion
Give examples of precautionary statements.
– Keep in a cool place
– Use in a well-ventilated place
– Avoid contact with skin
– Wear protective clothing
Name at least 5 points of which an MSDS contains.
– 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
