made from renewable materials but chemically engineered to break down faster
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biodegradable polymers
made from finite resources but contain additives to degrade it faster
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cons of biopolymers
* can produce methane when decomposing (GHG) * can take high temps to decompose (needs fuel) * can leave behind toxic residues * natural bio-polymers need land to grow * they cannot be recycled, contributes to throw away culture
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pros of biopolymers
* natural bio-polymers save finite resources * reduces landfill space and waste * can be processed the same e.g. injection moulding or film making