http://editorial.autos.msn.com/artic...umentid=592531
(excerpt)
"...BMW was similarly paradoxical. The interior of the 2008 M5 was one of the clear winners in the luxury sedan category, but the 128iwas flagged among convertibles for its high levels of chlorine, bromine and lead..."

Isn't the M5's interior similar to the 5er and therefore the X5??