Indicative lengths of degradation
The following table should be read with the above comments in mind, and care should be taken before accepting claims of biodegradability in view of the (dubious) claims being made.
0. Banana peel, 2 – 10 days
0. Orange peels, 1 month
0. Sugarcane Pulp Products, 1 - 2 months
0. Cotton rags, 1 – 5 months
0. Paper, 2 – 5 months
0. Rope, 3 – 14 months
0. Wool socks, 1 – 5 years
0. Cigarette filters, 1 – 12 years
0. Tetrapaks (plastic composite milk cartons), 5 years
0. Plastic bags, 10 – 20 years
0. Diapers 200 – 500 years
0. Leather shoes, 25 – 40 years
0. Nylon fabric, 30 – 40 years
0. Tin cans 50 - 100 years
0. Aluminum cans 200 - 500 years
0. Plastic Bottles 70 - 450 years
0. Plastic six-pack holder rings, 450 years
0. XPS Foam cup, non-biodegradeable
0. Biodegradable Plastic Bags, 75 days
0. Biodegradable Paper Cups, 75 days
0. Sugarcane Bagasse Products, Within 180 Days

behealthyandrelax.com/2007/11/how-long-does-it-take-to-decompose/

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