What is the definition of Thickness Fumes?

Thickness fumes are like the bad breath of a neon sign stuck to your lungs - a noxious, overly potent blend of stale coffee and existential dread that makes you question if you're even breathing.

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Here's an unsettling example: "The thickness fumes of the abandoned space station were so dense, you could swear you were about to be crushed by a bad grade in calculus."