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Coal which emits colored smoke for hukkah

6 freelancers estão ofertando em média ₹28388 para este trabalho

gtrunfio

A proposal has not yet been provided

₹37000 INR in 10 dias
(4 Comentários)
3.3
₹27777 INR in 10 dias
(7 Comentários)
3.2
ivankrauchanka

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 Experien Mais

₹22222 INR em 1 dia
(0 Comentários)
0.0
EngrImran92

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.

₹27777 INR in 30 dias
(0 Comentários)
0.0
₹27777 INR in 10 dias
(0 Comentários)
0.0
₹27777 INR in 10 dias
(0 Comentários)
0.0