https://www.publicradiotulsa.org/tags/enviro-expo Enviro Expo en-US Copyright Wed, 17 Apr 2013 18:37:02 GMT https://www.publicradiotulsa.org/local-regional/2013-04-17/enviro-expo-held-in-tulsa One exhibit at the Enviro Expo in downtown Tulsa is a company that can wash and detail cars without water or any chemicals dangerous to the environment.… Wed, 17 Apr 2013 18:37:02 GMT https://www.publicradiotulsa.org/local-regional/2013-04-17/enviro-expo-held-in-tulsa