I have heard scuba masks/swimming goggles are also pretty good though not as effective as gas masks for protecting eyes. But having milk along is very good. It goes well with your lunch of big cans of chili and canned fruits in the heavy (dark colored) cloth bag.
Gas masks prevent tear gas in your eyes all together, but I like the way you’re thinking.
I have heard scuba masks/swimming goggles are also pretty good though not as effective as gas masks for protecting eyes. But having milk along is very good. It goes well with your lunch of big cans of chili and canned fruits in the heavy (dark colored) cloth bag.