I-D & T ichungechunge olushushu olutshisayo umatshini wokusika okhethekileyo ngumatshini okhethekileyo wokusika kwiimveliso ze-EPS ezinemilo enzima.Oomatshini bokusika banomgca omnye okanye ngaphezulu wokusika ukuhlangabezana neemfuno ezahlukeneyo zokuvelisa.
Bonke oomatshini banikwa amandla ngesoftware ye-D&T Profiler ebalaseleyo.Oku kukhawulezisa inkqubo yoyilo kwaye kwenza ukuba umqhubi afumane isivuno esihle kakhulu kwibhloko ye-foam.
Umatshini wokusika ucingo olushushu unenkqubo epheleleyo yokukhusela ukukhusela izingozi, kubandakanywa: xa umnyango wokukhusela uvuliwe, zonke iimoto ziya kumisa, kunye neqhosha eliphuthumayo kumatshini kunye nebhokisi lokulawula linokuthintela izingozi.