On Nov 11, 1:24*am, "Peter Webb"
wrote:

The only metal the slightest bit scarce in cars is a small amount of
platinum in the catalytic converter. By no stretch of the imagination could
(say) Iron or Aluminium be considered scarce; we have massive proven
resources of these and they are extremely common.

Aluminum requires lots of energy to make it, but it can be made where
energy is cheap,

However, copper is becoming scarce enough that people are starting to
steal scrap copper even in first-world countries:

http://news.nationalpost.com/2010/11...bandoned-home/

John Savard