very sorry i changed this post from licence to strontium nitrate . but thanks for the information

i went on the msds of strontium nitrate but there are 2 types of it and one is heath rating 1 and the other 3 ,so how safe is strontium nitrate and what is the best thing to mix it with

Edited by firework55, 24 December 2007 - 02:11 PM.