I runga i te tohutohu a tana hoa, i hokona e ia he taputapu whakamatao wai o roto mai i a maatau, mai i tera wa, kua piki ake tana pakihi mahi rakau ma te 20%.
Ko Mr. Ko Simpson te rangatira o tetahi awheawhe mahi rakau i Aotearoa. I tera tau, i hokona e ia he whakairo taiaho rakau CNC e mau ana ki te waahanga whakamatao wai o te waitohu o te rohe. Heoi, he maha nga wa i pakaru ai taua kai whakamatao, na te mea i tino pa ki tana pakihi. I runga i te whakahau a tona hoa, i hokona e ia he taputapu whakamatao wai o roto mai i a matou, a, mai i tera wa, kua piki ake tana pakihi mahi rakau ma te 20%, na runga i te whakamataonga pumau i whakaratohia e te roopu whakamatao wai o roto. Na, he aha te mea whakamiharo o roto i te whare whakamatao wai?