To add icing to the cake, Medical News Today that: "researchers from this latest study say thirdhand smoke is left on surfaces and ages over time, becoming increasingly more toxic. The team suggests second and thirdhand smoke are just as harmful as firsthand smoke."

The main study finding was as follows: "The assessment of lung function demonstrated that neither a brief session of active e-cigarette smoking nor a 1 hour passive e-cigarette smoking session significantly interfered with normal lung function. On the other hand, acute active and passive tobacco cigarette smoking undermined lung function, as repeatedly shown in previous studies."

... "Congratulations."

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