4:47 explain problems in the disposal of addition polymers, including: their inertness and inability to biodegrade, the production of toxic gases when they are burned

Polymers are inert (unreactive) as they have strong C-C bonds.

This makes them non-biodegradeable.

Biodegradable: the breakdown of a substance by microorganisms.

Spec	Q'stion	Ans	MS
4:47	Jan '14 (2), Q 5 e ii	Answer	MkS
4:47	Jan '14 (2), Q 5 e iii	Answer	MkS
4:47	Jan '15 (1), Q 8 f i	Answer	MkS
4:47	Jan '15 (1), Q 8 f ii	Answer	MkS
4:47	May '10 (2), Q 5 a ii	Answer	MkS
4:47	May '13 (2), Q 4 c	Answer	MkS
4:47	May '14 (1), Q 14 c i	Answer	MkS
4:47	May '14 (1), Q 14 c ii	Answer	MkS
4:47	May '15 (1), Q 7 e i	Answer	MkS
4:47	May '15 (1), Q 7 e ii	Answer	MkS
4:47	May '15 (1R), Q 11 c	Answer	MkS