Firefighters respond to a chemical spill in the basements of buildings 66 and 68 Thursday. The small spill of acetonitrile caused no injuries, but caused the evacuation of buildings 66, 68, E17, E18, and E19 and closed Ames Street for several hours. Logan Williams—The Tech May. 9, 2016 Facebook Twitter Reddit Print Firefighters respond to a chemical spill in the basements of buildings 66 and 68 Thursday. The small spill of acetonitrile caused no injuries, but caused the evacuation of buildings 66, 68, E17, E18, and E19 and closed Ames Street for several hours. Logan Williams—The Tech