On 21 Apr 2009 11:59:59 GMT, Andrew Gabriel wrote:

Halogens run at a higher pressure inside anyway, and this reduces the
chance of flash-over. However, if it does happen, it generates a higher
pressure in the quartz bulb.

Aye, you don't want to be near a halogen when it goes pop or rather *BANG*
showering the enviroment with glowing red glass.

--
Cheers
Dave.