Umatshini wokuvala ibhotile ngumatshini ozenzekelayo wokucofa ukucofa kunye nokujija izivalo kwiibhotile.Yenzelwe umgca wokupakisha ozenzekelayo.Ukwahluka kumatshini we-capping wendabuko ophakathi, lo matshini luhlobo oluqhubekayo lwe-capping.Xa kuthelekiswa ne-intermittent capping, lo matshini usebenza ngakumbi, ucinezela ngokungqongqo, kwaye wenza umonakalo omncinci kwiziciko.Ngoku isetyenziswa ngokubanzi ekutyeni, kumachiza, kwezolimo, kwikhemikhali,amashishini ezinto zokuthambisa.