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1、【A】Waterisakeyingredientinahealthydietandlifestyle.Therearemanyhealthbenefitsofdrinkingwater.Ithelpsflushimpuritiesandtoxinsoutofoursystems.Itaidsinthedeliveryofoxygenandnutrients.Infact,nearlyeverysysteminourbodiesreliesonwaterforproperfunctioning.Butwhati
2、fyourwaterisunhealthy?【B】Inpastdecades,concernsabouttapwateranditsimpactonoverallhealthledsomepeopletoturntobottleddrinkingwaterinstead.Inthosedays,therewerefewchoices.Youcouldpaytohaveacompanydeliverlargebulkyplasticbottlesofwaterforthewatercooler.Oryoucou
3、ldpurchasegallonjugsofdistilledor"drinkingwater"atthegrocerystore.【C】Inrecentyears,therehasbeenanexplosioninthenumberofdifferentbottledwatersavailable,withbigdistributorssuchasCokeandPepsijumpingonthebandwagon.ButarebottleddrinkingwaterslikeCoke'sDasanibran
4、d,Pepsi'sAquafina,orWal-Mart'sstorebrandreallyanyhealthierthanyourtapwater?Orwouldyoubebetteroffwithadrinkingwaterfiltrationsystem?Aswe'velearnedmoreaboutthewaterwedrink,thetechnologybehinddrinkingwaterfiltersandpurificationsystemshasimproveddramatically.Th
5、erearefilterstoremoveimpurities,chemicals,heavymetals,bacteriaandmosteverycontaminantyoucanthinkof.Withtherightsizeandfiltercombinationforyourspecifichome,yourwatercanbeexceptionallypureandhealthy.CostComparisonDrinkingwaterfiltrationsystemshavealsobecomemo
6、reaffordableandeasytouse.Althoughtheinitialcostofawholehousesystemusuallyrunsseveralhundreddollars,thatcostisoftenlessthan$100eachyearifspreadoutoverthelifeofthesystem.Theremaybeadditionalexpensestoreplacecarbonfilters,membranesinreverseosmosisdrinkingwater
7、filtrationsystem,orlampsinanultravioletlightwatertreatmentdevice.Theseexpensescanaddanother$100orsototheannualcostsofoperatingdrinkingwaterfiltersandpurificationsystems.Whilesomepeoplemayhesitatetospendtwoorthreehundreddollarseachyearforclean,safedrinkingwa
8、ter,theyareprobablypayingmoreforbottleddrinkingwater.Calculationsshowthatatapriceof$1to$4pergallon,bottledordeliveredwatercostsanaverageof$400eachyear,especiallyifyoupurchaseindividualbottles.Andthatdo