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Khun Uan, the protest participants, revealed that he had been sprayed many times with a lot of water and had a burning sensation on his skin, even though it was a distant water injection. The water did not hit the body, I felt a burning sensation. Who was also injured in the incident. What did the doctor say? Skin with blisters on the back
While Adjunct Professor Dr. Weerachai Buddhawong or Professor Aod, Professor at the Department of Chemistry Faculty of Arts and Sciences Kasetsart University revealed that the samples were initially blue. But after entering the laboratory, the purple substance can be removed. Using the GC-MS, this machine is very detailed. Actually, we found a total of 62 substances, but five are really outstanding. Violet is Methylviolet 2b (Methylviolet TOB), a normal, harmless purple. You are expected to panic and be used as a follow-up as it is a color that is difficult to remove.
From the examination, five active substances were found in the purple solution. These are the 4 tear gas that belong to the beginning of international disturbances:
(1) Dimethylsulfoxide, DMSO (dimethylsulfoxide) is the solvent to homogenize the other 4 solvents in the inoculum.
(2) 2-chlorobenzaldehyde (2-chlorobenzaldehyde)
(3) 2-chlorobenzyl alcohol (2-chlorobenzyl alcohol)
(4) 2-chlorobenzalmalononitrile (2-chlorobenzylmalononitrile) or o-chlorobenzylmalononitrile The military called CS for short and it was classified as a chemical weapon.
(5) o-chlorobenzylmalononitrile This is the same irritant as CS gas.
Police Major General Piya Tawichai, deputy commissioner of the Metropolitan Police, said that the water sprayed by the high-pressure water jet mixed with the car’s system. That it is a system used in accordance with international standards. The police are only responsible for adding chemicals to the car.
