The most significant is the limit of the unfriendly,environmental degradation,it is certain to polymer environmental pollution.And certain of polymer materials,cause harmful organisms,disease,and even cancer...
Just as the role,say you contrarywise in daily life to have "the basic concept of polymer.Do you usually use plastic,plastic bags,cup dish chopsticks are basically etc,pan with it doing STH.Still use floor,decorate decorate wall paint,cloth,various household appliance shell,bedding,towels,clothes,all kinds of fabric,etc.This is just the life function,polymer is also used in all aspects,including frontier,aerospace,special thermal insulation layer of biomedical polymer,artificial medical synthetic biology application of micro organs,etc.We now have the life without it