Don Foreman wrote:

On Sat, 12 Mar 2011 17:16:03 +0800, "Dennis #1"
wrote:

It does have metal content....

I just saw a documentary called "pensioner factory" about a business in the
US where "the average age of its employees is a staggering 74 years. The
staff consists of 35 pensioners aged between 75 and 96."

If the staff is comprised of people aged between 75 and 86, how can
the average age be 74?

In addition to the "35 pensioners aged between 75 and 96"
there are other employees