Solid, Toxic, and Hazardous Waste By Pongthep Suwanwaree, Ph.D.

Solid Waste The Waste Stream

Waste Disposal Methods Open Dumps Ocean Dumping Landfills Exporting Waste Incineration & Resource Recovery –Refuse-derived fuel –Mass Burn

Shrinking the Waste Stream Recycling Composting Energy from Waste Reuse Producing Less Waste

How plastics are made

Hazardous & Toxic Waste Any discarded material, liquid or solid, that contains substances known to be –1) Fatal to human or laboratory animals in low dose –2) Toxic, carcinogenic, or mutagenic to humans or other life-forms –3) Ignitable with flash point less than 60 o C –4) Corrosive –5) Explosive or highly reactive

Hazardus Waste Disposal Federal Legislation Superfund Sites Hazardus Landfills & Dumps Waste Lagoons & Injection Wells Warehousing & Illegal Dumping

Options for Hazardous Waste Management Produce Less Waste Convert to Less Hazardous Waste –Physical Treatments –Incineration –Chemical Processing –Biological Waste Treatment Store Permanently –Retrievable Storage –Secure Landfills

Lois Marie Gibbs

3 Rs Reduce Reuse Recycling