What is the definition of Readings Fumes?

Alright, so let's break down this peculiar term: 'Readings fumes' is a colloquial mix of 'eadings' (those annoying numbers you get on your thermostat) and 'fumes' (that stinky smoke from a volcano or, in our case, an overly-cautious scientist's data). It's basically the noxious, scientifically inaccurate byproduct of your brain processing information about your room's temperature and lighting.

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Now, here's a sentence to illustrate its unsettling edge: "The lab technician's readings fumes were so potent, they could have given the local pigeons a run for their money."