How to deal with tear gas, pepper spray, etc.

I've posted these links a few times over the years - once for our friends in Iran who were non-violently protesting and being oppressed by their government, again for our friends in Egypt, and now tragically, for our friends in Ferguson, Missouri.

Tear gas and medical info for protesters

Wiki pepper spray/tear gas info

How to deal with tear gas

Another How to deal with tear gas

Wiki how to deal with riot control agents

On Strategic Nonviolent Conflict