Ho theosa le lilemo, PPS e bone ts'ebeliso e eketsehang:
Motlakase oa Electrical & Electronics (E & E)
Metsoako e kenyelletsa likarolo tsa motlakase, li-brmistor tsa conels, lithibelo tsa lefutso, li-braggs, lits'oants'o tsa koloi, litsietsi tsa koloi.
Likoloi
PPPS e itshwara thata ho hanyetsa likhase tse ling tsa chase, likarolo tsa khase, liphula tsa tsamaiso ea phalle bakeng sa lits'ebeletso tsa ho futhumatsa.
Liindasteri ka kakaretso
PPS e fumana lisebelisoa tsa ho pheha, lisebelisoa tse sterilu hangata, tsa bongaka tsa bongaka, li-grali tsa moriri oa moriri le likarolo tsa moriri.
