"... foul odors seeping from walls. Hundreds of homeowners, most in Florida,
have reported corrosion to their air conditioners, mirrors, electrical
outlets and even jewelry."
We knew, or suspected most of that. But check this:
"Some Chinese experts, however, suspect that the culprit is a RADIOACTIVE
phosphorus substance - phosphogypsum - that is banned for construction use
in the U.S. but has been used by Chinese manufacturers for almost a decade."
Fortunately, much of this Chinese drywall was used during the housing boom
to accommodate zero-down-payment, sub-prime mortgage holders.