What is the definition of Manufactured Fumes?

"Manufactured fumes" is like when someone over-packages their coffee with too much cream and sugar, but instead of coffee beans, they're packing out toxic chemicals. It's like when a factory decides to turn its smokestack into a giant, invisible, unhealthful soap bubble that everyone breathes in without realizing it's a chemical weapon.

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Now, here's an edgy example sentence: "The CEO of the 'Healthy Air' company admitted that their air purifiers were actually just a fancy way of saying, 'We've been cooking up these toxic fumes to make our customers breathe easier... until it was too late.'"