"China used more cement in the last three years than the United States used in the entire 20th..."

“

China used more cement in the last three years than the United States used in the entire 20th century http://t.co/2uRRqeNhSo

— Stowe Boyd (@stoweboyd) March 17, 2015

”



from Stowe Boyd http://stoweboyd.com/post/113872913957