1. Ka ho'āla hou ʻana:
Paʻa ka mea ma lalo o ka mālama maʻamau a me ka mālama ʻana.
2. Paʻa kemika:
Paʻa ma lalo o nā mahana maʻamau a me nā pilikia.
3. Hiki i nā hopena pōʻino:
Ma lalo o nā kūlana maʻamau, ʻaʻole e hiki mai nā hopena pōʻino.
4. Nā kūlana e pale aku ai:
ʻO nā mea kūpono ʻole, nā kumu hoʻāla, nā oxidants ikaika.
5. Nā mea kūpono ʻole:
Nā mea hoʻoheheʻe.
6. Nā huahana decomposition pōʻino:
ʻO ke kalapona monoxide, ka uahu a me nā kinoea ʻawaʻawa, ka carbon dioxide.
