Section 3.4 Hazardous Household Chemicals (p253 258 ...
Transcript of Section 3.4 Hazardous Household Chemicals (p253 258 ...
Sc 9 unit C 3.4 teacher notes.notebook
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Section 3.4 Hazardous Household Chemicals (p253 258)What are some hazardous household chemicals?
house cleanerspersonal hygiene productspetcare productspaint & paint productspesticides & fertilizersautomotive fluids
Did you know the average North American house contains between 12 and 40 L of hazardous products?Improper transport, storage and disposal can contribute to these health problems:
burns damage to kidneys, lungs and heart cancer and even death
Workplace Hazardous Materials Information System
MSDS's (material data safety sheets) provide extra information that does not fit on a WHMIS label
kept in a binder at the workplace and are also available online
GOVERNMENT REGULATIONS:
1. WHMIS symbols for the workplace
Sc 9 unit C 3.4 teacher notes.notebook
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2. HHPS symbols used for household chemicals.hazardous household product symbol
REGULATIONS FOR NEW PRODUCTSCertain types of products must have government approval before they can be sold.
they go through strict government testing provide important detailed information such as
intended use active ingredients instructions for use safety precautions first aid instructions
Many accidents can be prevented by safely storing and using chemicals. Read the blue section on p 255
TRANSPORTATION OF CONSUMER GOODS
What are two times your family transports hazardous household materials: bringing home after purchase unused portion transported to waste collection site
What care should be taken during transport? in trunk (out of reach of children) upright and secured
When going to a waste collection site 1. Always leave the product in the original container with its label.
2. Prevent explosions or toxic products by never mixing chemicals into one container.
Sc 9 unit C 3.4 teacher notes.notebook
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DISPOSAL OF HAZARDOUS CHEMICALS
1. Never pour down the drain or into the soil sewage treatment processes cannot remove some hazardous chemicals they may kill the good decomposing organisms in a septic system
2. Never throw away into the garbage can contaminate soil, drinking water and even air
HAZARDOUS WASTE COLLECTION SITES
will take paints and fertilizers non recyclable material is packed, labelled, and transported to incineration plants according to government regulations
http://www.albertarecycling.ca/
some communities have permanent collection sites, while others have yearly roundups
SOLID WASTE GARBAGERead guidelines for disposal of solid wastes on p 258
Section 3.4 Questions1. What is WHMIS and why was it set up by the government?
2. List 5 ways you can prevent accidents when using or storing household hazardous chemicals (see p 255):
3. Explain how the following products should be stored:a. gasoline
b. toilet cleaner
c. bleach
Sc 9 unit C 3.4 teacher notes.notebook
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4. Sodium hydroxide solution (pH 10.3) is used in school experiments. What do you think are the proper methods for
a. handling
b. storing
c. disposing
5. Give two reasons why it is important to take leftover fertilizers and pesticides to collection sites.
6. You are helping clean the garage, and you come across a substance in an old container without a label. How should you dispose of it?
a. What is the warning symbol?
b. Name the active ingredients.
c. What is the intended use?
d. What must you do after use?
e. How can this product enter your body?
f. Why must this product be kept away from ponds and streams?
7. Use the label to answer the questions.