It is easier to cut plastic containers if you soak them in very hot water immediately before cutting them. Wrap fishing gear in foil to keep line from tangling and hooks from rusting. By lining the compartments of a tackle box with foil, you can prevent rust damage to plugs and other equipment. Wrap a wet washcloth in a foil package and put it into your pack. You'll have a handy 'wet-wipe' for cleaning hands and face after a satisfying camp meal.
Foil provides good packaging material for a campers personal toilet articles.
Waterproof matches by dipping them in shellac. Tor remove musty smell from canteen, put three teaspoons of baking soda into the canteen with a bit of water. Swish it around and let sit for an hour, then rinse out the canteen. An empty plastic soda bottle, cut off to a convenient height, will work as a camp bowl. You may want to sandpaper the cut to smooth the edge.