Yenziwe ngebakala lokutya, i-TPR (i-BPA yasimahla), engeyiyo ityhefu, akukho vumba lekhemikhali, ibonelela ngezona zinto zokudlala zezilwanyana ezikhuselekileyo kubantwana bakho.Akukho lula ukwaphuka ukubangela umngcipheko wokuminxa kuba izikhonkwane ebholeni zinesikhuseli.Inzuzo eyongeziweyo inceda ukugcina iintsini namazinyo abo ecocekile.