fumigation(n = noun.act) - the application of a gas or smoke to something for the purpose of disinfecting it;
is a kind of application, coating, covering
Derived form verb fumigate₁

1.  The act of fumigating, or applying smoke or vapor, as for disinfection. [1913 Webster]

2.  Vapor raised in the process of fumigating. [1913 Webster]

N  vaporization, volatilization, gasification, evaporation, vaporation, distillation, cupellation, cohobation, sublimination, exhalation, volatility, vaporizer, still, retort, fumigation, steaming, bay salt, chloride of sodium, mister, spray, bubble, effervescence, ', volatilized, reeking, volatile, evaporable, vaporizable, bubbly, effervescent, boiling, Specific Fluids.