Because most organophosphate pesticides biodegrade relatively quickly, they are generally regarded as safe for use.
If put into a home composting area, the card would completely biodegrade in about 40 days.
Bio-derived polyethylene is chemically and physically identical to traditional polyethylene it does not biodegrade but can be recycled.
Cigarette filters made of cellulose acetate do eventually biodegrade, while some environmental groups claim filters containing plastic never fully biodegrade.
The term biodegradable plastic has also been used by producers of specially modified petrochemical-based plastics that appear to biodegrade.
We seek to increase the figure gradually over the next decade, to ensure that the products that might go into the water and cause a particular problem are biodegraded.
It endangers human health and is a persistent substance, one that does not biodegrade and is bio-accumulative, that is, it builds up in the body's cells.
There are some organic substances that biodegrade rapidly.
