ʻO mākou ka mea hoʻolako nui i nā kaʻa pallet a me nā mea hana kaʻa sinter a me nā mea wili kila nui. Me kahi o 10 mau makahiki e hoʻolei ana i ka ʻike, loaʻa i kēia mau ʻāpana kūpaʻa e loaʻa mau i ka waiwai mechanical maikaʻi a me ka pae hoʻolei kūpono.