In this simple how to we are going to make powdered alcohol using a maltodextrin, high proof (over 125) liquor and a whisk. This is a great addition to your pack and good to start a fire as it is highly flammable. Remember: "We are not responsible for anything you do."
The get home bag, holding the gear to get you home and not mark you as a crazy person or target, should also be functional during daily life. Honestly, if you are not functional during daily life then you need to talk to someone about it. I will focus on getting home from work since most of us spend the majority of our waking time there. This can still work for other situations, the point is to critically and tactically think about the situation and the location. Hopefully this will help you get started on that path.
Brewing beer is actually quite easy and, its a free (as in beer) pastime. Yes the supplies might cost money and time, but the methodology is as old as civilization; thusly public domain. The basics are simple and provide a means of making good beer that you can enjoy, share and trade.