Ma te maha o nga wheako i roto i te whakamahi kai huanga kai flexitank , kai te maha o nga kai ka taea te whakatutuki i . whangai kai flexitank kai mena ka hiahia koe, kia pai ai to maatau ratonga , . I tua atu i te raarangi hua i raro nei, ka taea hoki e koe te whakarite i to ake kairangi kai ahurei kai ahurei i runga i o hiahia motuhake.