He copolymer polypropylene te BJ368MO, e tohuhia ana e te rere pai, me te huinga tino pai o te pakari teitei me te kaha pānga teitei.
Kua whakapūmautia te rauemi ki te Hangarau Whakapūmau Borealis (BNT). Nā ngā āhuatanga rere, te whakapūmau me te pakari pai ka taea te whakaiti i te wā huringa. He pai te mahi ārai-pūmau a te rauemi, ā, he pai hoki ngā āhuatanga tuku pokepokea ai.