Tono:

2.. Ko te Haurati Riu Peurahi - he tino kaha, ko te waikura o te waikura i runga i nga papa kowiri, ko tona kaha tuuturu he teitei ake i te konutai nitrite. Concrete early strength agent - can shorten the cement setting time and improve the early strength of concrete.

3. I te wa ano, ka taea hoki te whakamahi i te nitrite whakarewa, te kowhatu maimoatanga anti-Cortimer Srimention, he kaimoana moata, etc.