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Fuller's earth is a term for various clays used as an absorbent, filter, or bleaching agent. Products labeled fuller's earth typically consist of palygorskite (also known as attapulgite) or bentonite. [1] Primary modern uses include as absorbents for oil, grease, and animal waste (cat litter), and as a carrier for pesticides and fertilizers.
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Recycling can be carried out on various raw materials. Recycling is an important part of creating more sustainable economies, reducing the cost and environmental impact of raw materials. Not all materials are easily recycled, and processing recyclable into the correct waste stream requires considerable energy.
This is an accepted version of this page This is the latest accepted revision, reviewed on 10 December 2024. Converting waste materials into new products This article is about recycling of waste materials. For recycling of waste energy, see Energy recycling. "Recycled" redirects here. For the album, see Recycled (Nektar album). The three chasing arrows of the universal recycling symbol ...
Resource recovery can be enabled by changes in government policy and regulation, circular economy infrastructure such as improved 'binfrastructure' to promote source separation and waste collection, reuse and recycling, [5] innovative circular business models, [6] and valuing materials and products in terms of their economic but also their social and environmental costs and benefits. [7]
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The deinking and recycling of paper require less bleaching, resulting in processed chlorine-free (PCF) pulp. The 1990 Earth Day catalyzed the tree-free paper movement, leading to increased use of alternative fibers like kenaf, hemp, bamboo, agricultural residues, and textile industry scraps.
To the peasant farmers, the campesinos, the cause of the contamination is evident. The hills contain flecks of gold ore, one of the rarest minerals on Earth. And for 22 years, the American company Newmont Mining Corp., with financing from the business-lending arm of the World Bank, has blasted apart hills and used toxic chemicals to get it out.