Wörterbuch (en): Precious metal (Noble metal)
de:
Edelmetall (nt)
fr:
Métal précieux (m)
it:
Metallo nobile (m)
es:
Metales preciosos (m.pl)
Precious metals are metals which are corrosion-resistant, i.e. which are permanently chemically stable in a natural environment under the influence of air and water. (e.g. gold, silver, platinum)