Lead being an element means you would either need to make it radioactively decay somehow(which I’m not sure any form of lead is want to do) or perform some kind of alchemy.

I would like to point you to Platinum, and inform you that Aluminum came first.

1 ton refers to the cargo capacity in the bed, though that is more of an old naming convention as most of the 1 ton trucks can actually hold closer to 3 tons now.

Original photo is the left one but the right depicts the proper colors.