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Degradable plastics - PowerPoint PPT Presentation

BIOPOLYMERS

BIOPOLYMERS

BIOPOLYMERS. Biopolymers are polymers produced by living organisms. Since they are polymers, biopolymers contain monomeric units that are covalently bonded to form larger structures.

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835 views • 29 slides
Solid Waste & Waste Management Chapter 19

Solid Waste & Waste Management Chapter 19

Solid Waste & Waste Management Chapter 19. Ms. Hubbuch The Howard School Environmental Science. What is Solid Waste?. Solid waste - any unwanted or discarded material that is not a liquid or gas. Trash and waste materials basically, are resources out of place. .

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714 views • 28 slides
Environmentally Conscious Design & Manufacturing

Environmentally Conscious Design & Manufacturing

Environmentally Conscious Design & Manufacturing. Class 17: Plastics. Prof. S. M. Pandit. Agenda. Use of Plastics Fundamentals of plastics Design guidelines Recycling and degradation of plastics. Use of Selected Commodities. Material in a Typical U.S. Automobile. Unit:kg.

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584 views • 24 slides
Plastics

Plastics

Plastics. The plastic age. Suggest 10 items made of plastics. What are they made of before the invention of plastics?. - used as daily products - used as substitutes higher technological products e.g. photocopying machine. Advantages of plastics.

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539 views • 22 slides
Department of Chemistry CHEM1020 General Chemistry ***********************************************

Department of Chemistry CHEM1020 General Chemistry ***********************************************

Department of Chemistry CHEM1020 General Chemistry *********************************************** Instructor: Dr. Hong Zhang Foster Hall, Room 221 Tel: 931-6325 Email: hzhang@tntech.edu.

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388 views • 18 slides
Section 2: Reducing Solid Waste

Section 2: Reducing Solid Waste

Section 2: Reducing Solid Waste. Preview Bellringer Objectives Reducing Solid Waste Buying Less and Lasting Longer Recycling Recycling: A Series of Steps Composting Changing the Materials We Use. Section 2: Reducing Solid Waste. Preview, continued Degradable Plastics

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Waste

Waste

Waste. Unit 3. Objectives Foldable. Using the objectives handout, trim the paper along the top, right side and bottom of the outside box to fit the notebook Cut the lines between each box to make a flap

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269 views • 15 slides
Classroom Catalyst

Classroom Catalyst

Classroom Catalyst. Objectives. Identify three ways you can produce less waste. Describe how you can use your consumer buying power to reduce solid waste. List the steps that an item must go through to be recycled. List two benefits of composting.

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257 views • 15 slides
Classroom Catalyst

Classroom Catalyst

Classroom Catalyst. Objectives. Identify three ways you can produce less waste. Describe how you can use your consumer buying power to reduce solid waste. List the steps that an item must go through to be recycled. List two benefits of composting.

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140 views • 13 slides
Chapter 19 Section 2 Reducing Solid Waste

Chapter 19 Section 2 Reducing Solid Waste

Chapter 19 Section 2 Reducing Solid Waste. Reducing Solid Waste. Source reduction is any change in the design, manufacture, purchase, or use of materials or products to reduce their amount of toxicity before they become municipal solid waste.

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105 views • 10 slides

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