Chlorine gas is used in an attack on the town, leaving Tiffy to save herself and her students, Mack and Bob to secure the apartments and Charles stranded on the road, while Sam and Jonas desperately try to locate the source before all the oxygen is gone. Written by
Did You Know?
When the girls go into the apartment and turn on the water, chlorine gas immediately starts to come out. There would have been some water in the line followed by some sputtering before the gas came out. See more
Walk the Fire
Written by Robert Duncan
This is used as the theme in seasons 3 and 4. See more