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Plastic.pptx
- 1. Plastic…! Plastic…! What is Plastic ? Plastics are typically. organic polymers of high molecular mass and often contain other substances. They are usually synthetic, most commonly derived from petrochemicals, however, an array of variants are made from renewable materials such as polylactic acid from corn or cellulosics from cotton linters. Presented by:- Subham Kumar
- 2. HISTORY OF PLASTIC • The first man-made plastic was created by Alexander Parkes who publicly demonstrated it at the 1862 Great International Exhibition in London. • The material called Parkesine was an organic material derived from cellulose. • Celluloid is derived from cellulose and alcoholized camphor. John Wesley Hyatt invented celluloid in 1868. He created celluloid in a strip format for movie film. • By 1900, movie film was an exploding market for celluloid.
- 3. Types of Plastic products Plastic Bags Plastic Furniture Plastic Sheets Plastic Fittings Plastic Tanks Plastic Toys Plastic Buckets Plastic Stationary
- 4. Plastic Waste Plastic pollution is the accumulation of plastic objects and particles in the Earth's environment that adversely affects wildlife, wildlife habitat, and humans. Plastics that act as pollutants are categorized into micro-, meso-, or macro debris, based on size.
- 5. How Plastic is Harmful? Plastics that act as pollutants are categorized into micro-, meso-, or macro debris, based on size. When thrown on land it makes the soil less fertile. When thrown in water it chokes our ponds, rivers and oceans and harms the sea life. ... because the bacteria in their stomach cannot break the plastic up into smaller pieces.
- 6. Alternatives of Plastic Bags • Jute or hessian. Jute or hessian bags are absolutely the best option • Canvas or calico. Cotton bags can be used hundreds of times • Reusable paper. • Polypropylene 'green' bag.
- 7. Why should we use Plastic Bags ? • They require less energy to produce, recycle, and transport. • Though we are benefitted by plastic bags in many ways, and their use is highly recommended for your convenience, it is your responsibility to recycle them so that they do not end up in landfills.
- 8. Why should not we use Plastic Bags ? • Plastic bags don't biodegrade, they photo-degrade, breaking down into smaller and smaller toxic bits contaminating soil and waterways. • They then enter the food chain as animals ingest them. • Plastic bags clog both our solid waste facilities and storm drains. • Plastic is the largest source of ocean litter.