Polyester(聚酯)isnowbeingusedforbottles.ICI,thechemicalsandplasticscompany,believesthatitisnowbeginningtobreakthegripofglassonthebottlebusinessandthustakeadvantageofthishugemarket. Alltheplasticsmanufacturershavebeenexperiencinghardtimesastheirtraditionalproductshavebeendoingbadlyworld-wideforthelastfewyears.Between1982and1984thePlasticsDivisionofICIhadlostahundredandtwentymilliondollars,andtheyfeltthatthemosthopefulnewmarketwasinpackaging,bottlesandcans. Since1982ithasopenedthreenewfactoriesproducing"Melinar",therawmaterialfrownwhichhighqualitypolyesterbottlesaremade. Thepolyesterbottlewasborninthe1970s,whensoftdrinkscompanieslikeCocaColastartedsellingtheirdrinksingianttwo-litercontainers.Becauseofthebuild-upofthepressureofgasintheselargecontainers,glasswasunsuitable.NorwasPVC,theplasticwhichhadbeenusedforbottlessincethe1960s,suitablefordrinkswithgasinthem.Anewplastichadtobemade. Glassisstillcheaperforthesmallerbottlesandwillcontinuetobeso,unlessoilandplasticbecomemuchcheaper,butplasticdoeswellforthelargersizes. Polyesterbottlesarevirtuallyunbreakable.Themanufacturersclaimtheyarealsolighter,lessnoisywhenbeinghandled,andcanbereused.Shopkeepersandotherbusinesspeopleareunlikelytoobjecttoachangefromglasstopolyester,sincethesebottlesmeanfewbreakages,whicharecostlyandtime-consuming.Thepublic,though,havebeenmoredifficulttopersuade.ICI'scommercialdepartmentisdevelopingdifferentbottleswithinterestingshapes,totryandmake themvisuallymoreattractivetothepublic. Thenextstepcouldbetodevelopaplasticwhichcouldreplacetinsforfood.Theproblemhereisthehightemperaturesnecessaryforcookingthefoodinthecontainer. ?Plasticcontainersforholdingfoodinthesamewayascans__________.
A.have been used for many years
B.are an idea that interests the plastics companies
C.are possible, but only for hot food
D.are the first things being made in the new factories
正确答案是B