1. Me whakarite te haumaru me te pono,hoa whakahaere;
2. Te kaha o te mahi,anga kiato;
3. Te tiaki pai,ahua pai;
4. maimoatanga mata anticorrosive,he pai mo te tauranga me te taiao mahi moana.
5. Waitohu wae rebliable.
6. Whaiaro di haina i runga i to tono.
7, Tonu i roto i te wa i muri i-hoko tautoko.