Learn the proper use and benefit of a walking stick. Train in staff weapon defense. When attaching tools and modifications to the stick be sure to have duplicates in the rucksack in case I lose the stick.
If a tub of Crisco burns for 45 days as a candle, why in the hell would you add that kind of fat to your food? (Crisco Candle for emergency situations. Simply put a piece of string in a tub of shortening, and it will burn for up to 45 days.