Sida xal bixiyaha tamarta warshadaha iyo nidaamka xakamaynta warshadaha, Injet waxay u adeegaysay beeraha kala duwan ee warshadaha muddo dheer, sida: tamarta nadiifka ah, ilaalinta deegaanka, diyaarinta alaabta, daaweynta dusha, mashiinada vacuum, gaaska dabiiciga ah, tamarta nukliyeerka, iwm .