Below you can find the Wet steel wool in a jar helps demonstrate this process; so does an old car Jeopardy Words Answer. The answer to Wet steel wool in a jar helps demonstrate this process; so does an old car has 7 letters. This clue belongs to the Chemistry experiments category and is part of Jeopardy Word Level 1035. If you scroll near the bottom you will find other clues and answers part of level 1035