What is the definition of Longer Fumes?

"Longer fumes" is like when you're in a smoky pub and the air feels like it's got a million cigarette smokers trapped in a pot of boiling coffee, but instead of just being uncomfortable, it's actually starting to make you question reality.

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Here's an edgy example: "After the longer fumes from the incense-filled temple ritual, I couldn't shake the unsettling feeling that the spirits were actually plotting to take over the world with their incense bombs."