3 adjectives to describe fumigation

The old theology, too, had undergone at his hands faithful fumigation to make it sanitary for the modern generations.

This was the preparatory fumigation, in order to remove the ranker seeds of plague, after which the milder symptoms will of themselves vanish in the pure air of the place.

Unnecessary furniture, especially that which is stuffed, carpets, and hangings, should, when possible, be removed from the room at the outset; otherwise they should remain for subsequent fumigation and treatment.

3 adjectives to describe  fumigation