2020_ICM_Problem_E.pdf

2020美赛E题 Sincethe1950s,themanufacturingofplasticshasgrownexponentiallybecauseofitsvarietyofuses,suchasfoodpackaging,consumerproducts,medicaldevices,andconstruction.Whiletherearesignificantbenefits,thenegativeimplicationsassociatedwithincreasedproductionofplast