Waste Management
Waste can be in these three forms:
Solid, liquid and gas
Burning garbage causes:
air pollution
What are hazardous materials?
Materials that pose a risk to people’s health, to property, and/or, the environment if not handled and disposed of carefully.
Where should hazardous materials be kept?
Stored securely away (from children) and often locked.
Increased production and consumption of materials leads to:
Increased production of waste materials (more garbage).
Two types of waste management that negatively impact the environment are:
landfills and burning
How do we identify hazardous materials?
Look for hazard symbols on the packaging (normally on the front at the bottom).
What should a person wear when handling dangerous materials?
Protective gloves and eyewear
What are helpful ways to manage waste? (Hint: 5 R's and a C)
Reduce, reuse, recycle, repurpose, repair and compost
Responsible methods of waste management can:
Reduce negative environmental impacts
What does the picture on a hazard symbol tell you?
What type of danger it is.
Why do we need to dispose of hazardous materials safely?
To reduce environmental impacts such as soil and/or water pollution
What is recycling?
Breaking down used items to their raw material and converting them into something new.
The huge area of floating garbage is referred to as:
The Great Pacific Garbage Patch
What does the label on a hazard symbol tell you?
Whether it is the substance itself that is dangerous, or the container that it's in.
materials that can be harmful.
natural and processed
What is repurposing?
Transforming something with the intention of it being used for something else or for another purpose.
Ingestion, poisoning, internal injuries, blockages, starvation, entanglement . . .
What do the following symbols mean: skull and cross bones; fire; a skeletal hand in a substance
poison; flammable; corrosive
What should you do before touching something with a hazard symbol?
Ask an adult!