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Coal which emits colored smoke for hukkah

6 pekerja bebas membida secara purata ₹28388 untuk pekerjaan ini

gtrunfio

A proposal has not yet been provided

₹37000 INR dalam 10 hari
(4 Ulasan)
3.3
₹27777 INR dalam 10 hari
(7 Ulasan)
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 Lagi

₹22222 INR dalam sehari
(0 Ulasan)
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 dalam 30 hari
(0 Ulasan)
0.0
₹27777 INR dalam 10 hari
(0 Ulasan)
0.0
₹27777 INR dalam 10 hari
(0 Ulasan)
0.0