YYP135 Umvavanyi weMpembelelo yeDart eWayo iyasebenza kwisiphumo sempembelelo nakumlinganiselo wamandla wedathi ewayo ukusuka kumphakamo othile ngokuchasene neefilimu zeplastiki kunye namaphepha anobungqingqwa obungaphantsi kwe-1mm, okuya kukhokelela kukusilela komzekelo ovavanyiweyo wama-50%.
