Neighbors would rather talk trash about each other rather than deal with the health hazards their yards have become. It's their children who do the "adult" thing and carry off the refuse that has become a breeding ground for vermin and bugs.
This classroom training film was produced by the US government to assure kids that nuclear energy was entirely safe and could even be put to good use that would benefit everybody, and to just overlook the pesky rumors that those godless Commies were going to wipe us out with them.
