Secondary (open-loop) recycling
Materials converted to other products
Pre-Consumer Waste
Internal waste generated in manufacturing process
Post-Consumer Waste
External waste generated by product use
Integrated hazardous waste management
- types of ways we are using products
- what we are flushing down toilets
- understanding ingredients in products
Primary Pollution Prevention
- Change industrial process to eliminate use of harmful chemicals
- Use less harmful chemicals
- Reduce packaging and materials in products
Secondary Pollution Prevention
- Reuse
- Repair
- Recycle
- Compost
Waste Management Approaches
- Treat ways to reduce toxicity
- Incinerate waste
- Bury waste in landfills
- release waste into environment for dispersal of dilution
The Machida recycling center and incinerator shows that
Public attitudes are a key to acceptance of waste management facilities
The sewage treatment ponds at San Juan, miraflores Peru are
They cost-effective method of controlling waterborne diseases
Bill Rathke’s studies of materials in American landfills have shown that
- Plastics account for a growing share of American trash
2. packaging makes up the bulk of American
The wastewater treatment lagoons in Arkada California show that
Biological treatment of human waste can complements conventional sewage treatment
Closed-Loop Recycling
Materials recycling into the same thing
