This is a reminder that plenty ofballasts using PCB still exist and that their failure often dumps PCBs into theatmosphere of the building.  The deviceis typically removed quickly, but exposure is common.   To be fair, all buildings should

Well maybe.  I think there is plenty of opportunity inbasic organic chemistry to form coated water droplets that have sufficientintegrity to cook up something strange.  Alsorecall the work done mixing elementary chemicals in ice fractures fordecades. 

This is one of those results thatmake no particular sense at all.  It doesconfirm the existence of a long term cycle and provides another datum forscience to track for a century or two.  Iwould anticipate a reversal sooner or later and that

The take home is that it is nevera good idea to breath toxins on a regular basis, and until pretty recently wewere pretty relaxed about all that.This piece of work tells us that inwhich breathing wood smoke was pretty well unavoidable (pre 17th century),that

This is a reminder that plenty ofballasts using PCB still exist and that their failure often dumps PCBs into theatmosphere of the building.  The deviceis typically removed quickly, but exposure is common.   To be fair, all buildings should