I can choose a list of safe additives commercially available, for the coloration of smoke. And suggest a technique for adding additives.
I'm a chemist-pharmacist.
Regards,
Ivan Krauchanka
Relevant Skills and Experience
I chemist-pharmacist and understand the requirements of this problem. I am a lieutenant in the stock of chemical forses and have theoretical and practical training in the use of camouflage smoke.
Being a Chemical Engineer, I think , We can create coloured smoke while using different transition metals.
Morever use of it on commercial basis is secret.