Haha this would be funny as a gift - DIY Bacon Candle - have the smell of bacon any time. (Instead of drilling a hole for a wick, tape a wick in the center of the jar before pouring the bacon grease in.
Homesteading Supplies You Can Get at the Dollar Store - Little House Living (This is a good list for crafts too) . Sometimes dollar store is crap, but this is a good list of stuff that won't go to crap.
emergency no-flush- remove water. line pot w/trash bag. have a pail of wood ash, quicklime, kitty litter or sawdust available so that after each duty is done, the user can sprinkle a liberal amount over it. helps keep stench down