While paper oil filters are usually cheaper and require more frequent replacements, synthetic oil filters catch smaller ...
New Scientist on MSN
Biodegradable plastic made from bamboo is strong and easy to recycle
Bamboo is a highly renewable resource, and its cellulose fibres can be turned into a hard, mouldable plastic for use in cars ...
Tech Xplore on MSN
Green electronics thanks to biodegradable circuit boards
They are the "heart" of every electronic device, from laptops to electric toothbrushes: printed circuit boards, also known as ...
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