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ID:32536546
大小:59.80 KB
页数:4页
时间:2019-02-11
《voa文章chickenineverypot(中英对照)》由会员上传分享,免费在线阅读,更多相关内容在应用文档-天天文库。
1、AChickeninEveryPot:FindingNewUsesforFeathersThisistheVOASpecialEnglishAgricultureReport.Chickenfeathersareuseful,andnotjusttoachicken.Somegointopillows,coatsandotherproducts.Butcountlesschickenfeathersgotowaste.IntheUnitedStates,billionsofchickensareproducedyea
2、rly.Mostoftheirfeathersarethrownaway.Butinsteadofbeingburiedinlandfills,somefeatherscouldfindafutureinplastics.ScientistsintheWashingtonareahavebeenworkingwithkeratin,themainsubstanceinpoultryfeathers.Oneoftheproductstheyhavedevelopedisaflowerpot.Itmaylooklikeo
3、therflowerpots.Butthecontainerbreaksdownintheearthwithinonetofiveyears.Andasitbreaksdown,itnaturallyreleasesnitrogenintothesoil.Theflowerpotsaremadebyreducingchickenfeatherstoapowder.Thenthepowderisformedintopelletsandshapedintopots.Theenvironmentallyfriendlyfl
4、owerpotistheworkoftworesearchers.WalterSchmidtiswiththeAgriculturalResearchService,partoftheUnitedStatesAgricultureDepartment.MasudHudaiswiththeHorticulturalResearchInstitute,aprivateorganization.Theinstitute'sresearchdirector,MarkTeffeau,saystheflowerpotworksw
5、ellforvegetablesandsmallfloweringplantslikegeraniumsandimpatiens.WalterSchmidthasbeenworkingtofindusesforchickenfeatherssincethenineteennineties.Progressintwothousandtwoshowedthatplasticmadefromfeatherscouldbeformedlikeotherplastics.Hesaysfeathersaremuchstronge
6、randlastlongerthananotherplantmaterial,cellulose.WALTERSCHMIDT:"Feathersareabouteighttimesasstrongascellulose.Bydesign,feathersarestronganddurable.Andtheotherpartaboutitisiffeathersweretwiceasheavy,orhalfasstrong,thenbirdscouldn'tfly."Hepointsoutthattraditional
7、flowerpotsmadefrompetroleum-basedplasticscanlastmuchlonger.Buthewondersifthereisreallyaneed.Hesaysmostflowerpotsareneverre-used.WALTERSCHMIDT:"Whywouldyouwantaplasticthatyouuseforayeartolastfortwohundredyears?Itmakesnosense.Youwanttomatchtheproductwiththeuse."W
8、alterSchmidtandMasudHudaarenowaddinganotherchickenproducttotheirflowerpots--chickenwaste.Thewastewilladdmorenutrientstothesoilasthepotbreaksdown.Thescientistssaytheyhopethei
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