(Cheryl of the Clue Crew uses a magnet on a beverage can and a food can.)  In separating recyclables, a magnet is used because it will not attract aluminum, but will attract this metal, the main constituent of what we call tin cans
[DOC] [TLE] Waste - A Hidden Resource in Kentucky - Workshop ... - P2 InfoHouse [PAR] that, as informed citizens, we can make wise choices about the management ...