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."
With this information, you can create a secure access area utilizing a keypad, electronic lock and battery backup/Solar Charger for $300.00. With a little knowhow, you can add locks, change from fail secure/locked (as listed below) to fail safe/unlocked or remove the solar charger. This kit also has the ability to be wired into your existing home alarm and trigger if tampered with.
Imagine this, it's two weeks after the SHTF and you running low on AAs and there isn't a D cell around for 200 miles without a paranoid trigger finger between you and it. Your Maglite is dead, your comms radios are about to be done, and smoke signals draw too much attention. If you haven't thought about this before, then how about now?