2019年英语作文：NoFatNoKidding NoFat,NoKidding Diet-consciousAmericanswillsoonhaveanewweaponintheirrelentlessstrugglewithfat:azero-caloriefatsubstitutecalledZ-Trim.Thepowderedfibercouldtrimasmanyas700caloriesfroma3,500-caloriediet,saysitsinventor,GeorgeInglett. InglettmadeZ-Trimbygrindingupagriculturalbyproducts,suchasoatandsoybeanhulls,inanalkalinesolutionandthenseparatingoutplantpigmentsandotherimpurities.Theresultingultrafinepowderisnotonlytastelessbuttotallyfreeofcalories.Thatmakesitmoreattractivetodietersthanotherfatsubstitutes.“Mostreplacefatwithcarbohydrates,”Inglettsays,“whichsometimesaddbackasmanycaloriesaswhattheyarereplacing.” Z-Trimcanabsorbupto24timesitsweightinwater,soitkeepsfoodssuchasbakedgoodsmoist.Thispropertyallowsalittlebitoffatinfoodtogoalongway,whereasatotallyfat-freemuffinmightbesodryastobeunpalatable.Z-Trimhasbeentestedwithgoodresultsinbrownies,cheese,chocolate,andhamburgers.UnlikethefatsubstituteOlestra,Z-Trimdoesnotinduceembarrassinggastrointestinalsideeffects.InglettexpectsittogainrapidFDAapproval,sinceitisall-natural. InglettalsodevelopedanearlierfatsubstitutecalledOatrim.Z-TrimandOatrimcanworkwelltogether.