That episode does seem to fit the bill regarding the accident with the car and the boy -- so Thanks! 
-- and there's a possibility that "All Fall Down" could be the one about the storage of chemicals.
Only the TV movie seems to be on IMDB. I can't find the episodes of the series on there, but only on Wikipedia.
-- and there's a possibility that "All Fall Down" could be the one about the storage of chemicals.Only the TV movie seems to be on IMDB. I can't find the episodes of the series on there, but only on Wikipedia.
