Prevent Paint Skinning
When a can of paint is left open, it is referred to as skinning paint. This renders things much more difficult to use. You will avoid this by putting foil in the can and then closing it with air.
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Ad-hoc Baking Platter
What do you do if you’re in the mood to bake but can’t locate a suitable platter for the job? Once again, aluminum foil can come in handy. Wrap it around a piece of cardboard. That’s what you need!