Enye yezikhuselo kukongeza i-chiller yangaphandle ukugcina umatshini upholile. S&A Umoya wemizi-mveliso opholileyo we-laser chiller uyasebenza kwiindidi ezahlukeneyo zoomatshini bokuwelda belaser, kubandakanywa umatshini wokuwelda we-YAG we-laser, umatshini wokuwelda we-laser kunye nokunye.