MANAGING OUR WASTES

• HDP - highly developed countries
• LDP - less developed countries
• Garbage trash only material which has no value or use
• RA 9003 ecological solid waste management act which prohibits in generation and open burning of garbage
• Solid waste refers to non hazardous/non-toxic waste
• Biodegradable waste are those that can be decayed by bacteria and other organisms made up of organic matter
• Non-biodegradable waste cannot undergo bacterial decay
• Detritus feeders decomposers
• 6,000 tons of garbage amount of garbage in metro manila
• Smokey mountain found in tondo manila
• Rodriguez landfill a 14 hectare sanitary landfill in rodriguez rizal
• Alexander Parkes 1860 england used cellulose fibers of a tree to produce a very crude plastics material for billiard balls
• John Wesley Hyatt 1870 USA ed comfort to the cellulose fiber to create a much improve moldable material for billiard balls aka celluloid
• Leo Baekeland 1907 usa synthesized the first plastic aka bakelite
• Bakelite immaterial for electric car insulation
• Monomers building blocks of plastic
• Herman Staudinger 1920 germany discovered the process of polymerization
• Polymers macromolecules
• 3Rs - reduce, reuse, and recycle
• Waste segregation separation of trash into bio and non-bio waste
• Organic waste usually made into compost
• Compost a natural fertilizer mixed with soil materials rich in nutrients ideal for plant growth
• Vermi-composting composing which use earthworms
• Waste markets buys and sells different kinds of recyclable or reusable materials
• Incineration makes use of high temperature furnaces or ovens which are strictly controlled monitored and maintained
• Incineration plant a large structure complete with facilities for mixing garbage
• Dioxin carcinogenic toxin and is the byproduct of burning plastics and chlorinated materials
• Clean air act 1999 made the country the first ever to legally ban incineration
• Sanitary landfills final disposal of solid waste
• Hazardous waste are those which present a threat to human health and the environment
• Carcinogens substances which causes cancer
• Teratogens substances which causes birth defects
• Mutagens substances which causes mutation or changes in cellular dna
• Flammable or combustible to hazardous products that can be easily set and fire
• Explosive those which can explode or detonate
• Corrosive tools which can damage skin tissues
• Toxic those which can cause injuries or death through ingestion
• Chlorine a common toxic component of bleaching agents
• Acute effects immediate reactions to the substances
• Chronic effects permanent reactions to the substances