| http://www.w3.org/ns/prov#value | - I think that to replace the Polyethylene Retail Carrier Bags biopolymers are the best technology, unlike the Cello or rubber, they are also biodegradable, such as polylactic acid PLA and starch-based polymers: these polymers are derived from natural sources obtained from renewable sources, which also have the feature of chemical conversion in ???[???]carbondioxide, water and minerals of than any o
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