Emergency workers spend 6 1/2 hours to safely vent toxic gas after man kills self in car The Longwood Fire Company and Chester County Emergency Services HazMat team needed nearly six and half hours to safely vent toxic gas from a car on Hillendale Road, Monday. By Mike McGann, Editor, UnionvilleTimes.com PENNSBURY — A Kennett Square man apparently used household cleaners to create a toxic gas —...