Hāʻawi ʻo Longshenghe i kahi ʻano o nā pahu kulu no ka hoʻohana ʻana me 25 lita, 200lita, a me nā pahu nui ʻē aʻe.Hāʻawi kēia i kahi kaiapuni paʻa palekana no kāu ʻaila, kemika, a me nā pahu wai ʻē aʻe.
Hiki ke waiho ʻia nā pā kulu ma lalo o nā mīkini;me nā mea hana hana a me nā mea hana e hōʻiliʻili i nā kulu a pale iā lākou mai ka laha ʻana ma ka papahele.
ʻO ka hoʻohana ʻana i nā pahu kahe e kōkua i ka mālama ʻana i kahi wahi hana palekana a pale i ka laha ʻana o nā kahe a me ka pōʻino i ka papahele.Ma ka loaʻa ʻana o nā wai i loko o ka pā kulu e hoʻemi nui ʻia ka manawa hoʻomaʻemaʻe.