Today plastic is an industry -greater than steel and aluminum combined. Plastic probably have one of the most spectacular growth history among engineering materials. Within relatively short time of their inception, these versatile materials began to replace metals and woods in variety of applications. Plastics is a product that was invented in early 20 century and now at the dawn of the century disposal of plastic is of great significance. They have taken over from other materials as the material of choice in many sectors of industry and life. ....etc

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Design of a Manually Operated Paper-Recycling Machine


Introduction
Paper is one of the most important products ever invented by man. Widespread use of a written language would not have been possible without some cheap and practical material to write on. The invention of paper means that more people would be educated because more books would be printed and distributed.

Description of the Recycling Plant
The designed of a waste paper recycling plant included the determina ....etc

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To get full information or details of plastic recycling project please have a look on the pages

http://seminarsprojects.net/Thread-recycling-of-plastics

if you again feel trouble on plastic recycling project please reply in that page and ask specific fields in plastic recycling project ....etc

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natural recycling vs human generated waste

On a yearly basis a human produces roughly 500 liters of urine and 50 liters of feces. These two products contain enough nutrients to grow most of the plants that this person needs as food. But instead of utilizing these 550 liters as a resource, we mix it with roughly 15,000 liters of water, and all goes down the drain. Before it reaches the sewage plant, if there is one, this slurry gets mixed with hundreds of pollutants along the way.

The conventional sewage plant rarely retains or destroys all ba ....etc

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Electronic Waste Recycling Promotion and Consumer Protection Act
Presented By:
Shannon Binns Seth Carlson Eliza Kretzman Monica Kurpiewski Sung Ah Lee Safet Marke Allison Reilly Carrie J.

Senefelder Sam Wade Sarah Wilson

Faculty Advisor: Dr. Steve Cohen


What is Electronic Waste (eWaste)
Why is it a problem
What are the toxic components
Why is eWaste in Landfills Controversial
Why do we need national legislation and what will it do
How do we measure success
Why is t ....etc

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INTRODUCTION

Definition
Significance 9 million vehicles are dumped each year
1997 EU proposal ,
Manufacturer responsibility
Substance disposal should be reduced
Rate of material recovery increased
projected achievement by 2006 Jan. = 85%


THE DIRECTIVE

Restricts the use of certain heavy metals in new vehicles from 1 July 2003.
Introduces a 'certificate of destruction' for scrapped vehicles.
Requires producers to mark certain vehicle components to aid recycling.
Requires prod ....etc

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Design of a Manually Operated Paper-Recycling Machine



M. A. OLUTOYE



Department of Chemical Engineering, Federal University of Technology, Minna, Nigeria

[email protected]





Abstract

A manually operated paper-recycling machine was designed and fabricated. This was done to enable waste paper conversion into useful product. The fabricated plant consists of six major component units that include the disc refiner, the hydropulper, the head box, the felt conveyor, the driers and the rollers. From the results o ....etc

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BY S.NARAYANAN



NEED FOR RECYCLING
The problem of processing scrap is a major concern with the ever increasing production and population.
Automobile industry is a major contributor of scrap, especially scrap steel and rubber (tires).
Rubber (tires) recycling not only has economic value, but also helps reduce the disposal problem of a worldwide production of more than 300 million tires per year, leading to land filling.
From coast-to-coast and also in the heartland, landfill costs a ....etc

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to get information about the topic Construction waste recycling full report ppt and related topic refer the page link bellow

http://seminarsprojects.net/Thread-construction-waste-recycling-full-report--10092

http://seminarsprojects.net/Thread-reuse-of-plastic-waste-in-road-construction-full-report ....etc

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Waste Water Recycling & Re-Use



Wastewater

Wastewater (WW) is a
combination of the liquid, or
water carried wastes,
removed from domestic,
institutions, commercial and
industrial establishments
together with surface/ ground/
storm water.

Wastewater Treatment and Reuse
Some Key Safeguards for agricultural reuse
safeguard the health of people who eat produce grown in
recycled water, residents of neighborhoods near irrigated areas
Safeguard the health of o ....etc

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