Ma nā ʻoihana aerospace, moku a me ke kaʻaahi, ʻo ka hana ʻana e komo pū ana akā ʻaʻole i kaupalena ʻia i nā kino mokulele, nā ʻēheu, nā ʻāpana o nā mīkini turbine, nā moku, nā kaʻaahi a me nā kaʻa. ʻO ka hana ʻana o kēia mau mīkini a me nā ʻāpana e pono ai ke ʻoki, ka hoʻoheheʻe ʻana, ka hana ʻana i nā lua a me ke kulou ʻana ...