As used in this Act,
(a) "Customer" means any individual or entity who causes or caused a molder to fabricate, cast, or otherwise make a die, mold, or form to be used for the manufacture of plastic products.(b) "Molder" means any individual or entity, including, but not limited to, a tool or die maker, who fabricates, casts, or otherwise makes a die, mold, or form to be used for the manufacture of plastic products.