06/06/2016
https://www.congress.gov...
"So you would do it in 80 or 82..."
"The reason I reacted to 110 or 120 ppb is that is an extraordinarily high value."
"It is a reference out of Atmospheric Environment done by Mr. Emery back in 2011."
"I am curious, in your studies looking at the sound science side of this, is it even attainable?"