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hundreds,andtheoverallriskofcontracting
thepriondiseasefrombeefappearstobevery
small.
ControversiesinModern
MeatProduction
Meatproductionisbigbusiness.IntheUnited
Statesjustafewdecadesago,itwassecond
onlytoautomobilemanufacturing.Both
industryandgovernmenthavelong
underwrittenresearchoninnovativewaysto
controlmeatproductionanditscosts.The
resulthasbeenareliablesupplyofrelatively
inexpensivemeat,butalsoaproduction
systemincreasinglydistantfromitsoriginsin
thefamilyfarmer’spasture,pigsty,and
chickencoop,andtroublinginvariousways.
Manyinnovationsinvolvetheuseof
chemicalstomanipulateanimalmetabolism.
Thesechemicalsactasdrugsintheanimals,
andraiseworriesthattheymayinfluence
humanhealthaswell.Otherinnovations
involvetheanimals’livingconditions,which
havebecomeincreasinglyartificialand
crowded,andtheirfeed,whichoftenincludes
reprocessedwastematerialsfromvarious
agriculturalindustries,andwhichcontributed
totheoriginofmadcowdiseaseandthe
persistenceofsalmonellainchickens.The