bf3075f4__with_tear_gas___democrati_net__1
[0] CR [2] Pepper-like [4] Burning of skin, particularly in a hot moist environment. Redness and blistering are possible with lengthy exposure. Producesviolent lacrmination of the eyes with a burning, redness and lid redness. [5] Burning sensation and pain in throat with subsequent feeling of suffocation. [6] Anxiety and fatigue. [8] Move to fresh air; remove clothing and wash before wearing again [9] Copious soap and water or use 5% or 10% sodium bicarbonate which is more effective than water [1] 
Pale yellow crystalline solid
Tahrir, How to deal with tear gas | democrati.net