ʻO ka pōpō kila kila 420C he ʻāpana kiʻekiʻe i hoʻohana nui ʻia i nā ʻoihana like ʻole e like me ka automotive, aerospace, a me nā lāʻau lapaʻau.Hāʻawi kēia mau pōpō i ke kūpaʻa kūʻokoʻa, ka pale ʻana i ka corrosion a me ka pololei kiʻekiʻe, e hana ana iā lākou i nā mea kūpono i ka noi koʻikoʻi ...
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