Raws li cov khoom siv hauv tsev hloov tau yooj yim thiab muaj ntau yam khoom siv, cov khoom no yog tus khub zoo tshaj plaws rau DC cov khoom siv, thiab tuaj yeem muab lub zog rau cov khoom siv hluav taws xob ntau dua los ntawm kev sib piv.Nruab nrog lub tshuab hluav taws xob sab nraud, nws tuaj yeem muab lub zog rau nruab nrab-load khoom siv hauv tsev thiab teeb pom kev zoo xws li lub tub yees, hluav taws xob kiv cua, TVs, desktop computers thiab lwm yam tsev neeg hauv cheeb tsam uas tsis muaj hluav taws xob lossis tsis ruaj khov.Cov khoom siv yooj yim thiab siv tau yooj yim, tuaj yeem siv tau los ntawm kev txav mus los, thiab tuaj yeem siv rau ntau qhov xwm txheej.