Unintentional Period Piece: The Trotters prepare for a nuclear war by testing a bomb shelter, reflecting 1980s fears of a nuclear strike on Britain.
Values Dissonance: Del casually jokes about a "Paki shop" being open somewhere in the aftermath of a nuclear war. note As of the time period it was written and filmed in, this wasn't considered a racist term (with it becoming a very racist term remarkably quickly in the late 2000s), and the term 'Paki shop' was common slang for a small (and often independently-run) local convenience store, as they were (and still are) commonly owned by people of Southern Asian descent.
