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• Americans generate 1.6 million tons of HHW per year.• The average home can accumulate as much as 100 pounds
of HHW in the basement and garage and in storage closets.• During the 1980s, many communities started special
collection days or permanent collection sites for handling HHW. In 1997, there were more than 3,000 HHW permanent programs and collection events throughout the United States.
Fig. 22-22, p. 540
Bulkwaste
Gasvent
Topsoil
EarthPlastic cover
Claycap
Double leachatecollection system
Plasticdoubleliner
Imperviousclay cap
Leakdetectionsystem
Reactivewastesin drums
Groundwatermonitoringwell
Groundwater
Watertable
Earth
Imperviousclay
Sand
Images removed due to copyright restrictions.
Problems and Solutions
• Conservation of Mass– There is no “away”– Not in my backyard
• Pollution– Water pollution (leaching landfills)– Air pollution (incinerators)– Hazardous wastes
• Costs– Full cost accounting
• Reduce, reuse, recycle
Hazardous Toxic Household Materials
Cleaning Products
•Disinfectants, bleach and ammonia•Drain, toilet and window cleaners•Oven cleaners•Cleaning solvents and spot remover•Septic tank cleaners
Paint and Building Products•Latex and oil-based paints•Paint thinner, solvents, and strippers•Stains, varnishes, and lacquers•Wood preservatives•Acids for etching and rust removal
Gardening and Pest Control Products•Pesticide sprays and dusts; flea killers•Weed killers•Ant and rodent killers
Automotive Products•Gasoline and used motor oils•Antifreeze; solvents; battery acid•Brake and transmission fluid; rust inhibitors
General Products•Dry-cell batteries (mercury and cadmium)•Artist’s paints and inks; glues and cements