Washington is first state in nation to ban toxic pavement sealants

Washington is first state in nation to ban toxic pavement sealants
http://www.invw.org/content/washington-is-first-state-in-nation-to-ban-toxic-pavement-sealants

"Washington became the first state in the nation Thursday to ban toxic asphalt sealants made from cancer-causing industrial waste that have been spread over vast swaths of the nation's cities and suburbs."