ʻO kaʻaila kiʻekiʻe ʻo Petroking Graphene
Hiʻona
1: E hoʻemi i ka hakakā e 50%
2: Hoʻemi i ka abrasion e 50%
3: 10 mau manawa keu o ke ola lawelawe, 500000 km mālama manuahi me ka uku ʻole
4: Hoʻoemi i ka pale kalaiwa a mālama i ka 5% wahie
Kākau i kāu leka ma aneʻi a hoʻouna iā mākou