Te whakauru i a maatau hua hou - te rehu a-ringa kaha me te pai ka huri i te huarahi e whakatata atu ai koe ki o hiahia rehu.
Ko ta maatau rehu-a-ringa e whakahaerehia ana e te pākahiko lithium, he mea rongonui mo ona kaha roa me te kaha.Ko tana ahua ngawari ka taea e koe te kawe me te whakahaere i te taputapu i te wa e pupuhi ana, me te kaha ki te utu tere, ka taea e koe te whakakii i to taputapu i roto i te toru haora.