Assertion: biodegradable plastic bag | /r/CapableOf | release metal
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Source sentences:
text: Oxo-biodegradation: There are allegations that biodegradable plastic bags may release metals, and may require a great deal of time to degrade in certain circumstances and that OBD (oxo-biodegradable) plastics may produce tiny fragments of plastic that do not continue to degrade at any appreciable rate regardless of the environment.