Single use ointment/toothpaste/lotion/etc. put it in a straw. Heat your pliers and seal it shut. Hole punch and throw on a key chain inside your first aid kit/ toiletry bag/ purse / backpack. Great for camping, hiking, or traveling.
DIY Fire Starters for Camping - You begin with an empty egg carton, add old dryer lint, and cover in wax. You just let the wax dry, break them into 12 individual cups, and light the cardboard corner to start your fire.
8 Things You Need For Camping That You Might Forget : such as this diy paper towel holder made out a plastic crate with a rod through the middle... keeps paper towels from blowing away or falling on the ground!