Aerosols can be sprayed directly into the nose or mouth.
State Department officials say the herbicide being used is not toxic, even when people are directly sprayed.
In most cases the coolant is sprayed from a hose directly onto the bit and material.
Liquid nitrogen can also be sprayed directly on the wart.
The product is sprayed directly onto the unprotected surface.
It is most effective, however, when directly sprayed on the bugs, as it has little if any residual effect.
It could be sprayed directly into a victim's face, or poured over a cloth and held to someone's face.
We were being directly sprayed with malathion by helicopter.
Most viruses used in pest control programmes have been sprayed directly onto crops.
This might include the fact that aerosols and butane seem to be especially dangerous products, particularly when sprayed directly into the mouth.