If you have put a tar roof on a building with aluminum siding, the tar get splattered in places you don't want very easily. Removing the tar from your aluminum siding can be a big chore. This is a guide about removing tar from aluminum siding.
How do I remove tar from aluminum siding?
Linda from Crown Point, IN
You might try a little baking soda using a rag slightly moistened first with water then with a few drops of vegetable oil. I just cleaned up a small quantity of tar from our new (and white!) laminate floor and white refrigerator handle. It came off incredibly easily and left no stain or mark.
Got tar on my new house siding: Help!
Mineral spirits should help remove the tar. I've seen it suggested for both wood and vinyl siding. You can buy it at the hardware store. (08/27/2004)
WD-40 might work, too. (08/30/2004)
They have tar removers at auto stores that works great. It will work on siding. (08/30/2004)
Always do a test spot. if your not careful your cleaner could melt the siding or fade the colouring of it. So test it first on a small area before you go crazy.
Butter works for disolving tar as well. Is very safe on siding. Just make sure you get it all off or a dog or cat may start to lick your house.