On Fri, 11 Jan 2008 10:12:34 +0000, Andrew Gabriel wrote:

snip

IIRC, the EU max permitted mercury in a CFL is 5mg, but that would have
been written some time ago, and advances have allowed less to be used
since then.


Good point. Another is that manufacturers have no interest at all in
using high quantities of mercury as it isn't a cheap metal to extract or
manage. I'm pretty certain that they are attempting to keep the amount as
low as possible.

--
Mick (Working in a M$-free zone!)
Web: http://www.nascom.info http://mixpix.batcave.net