1) Convert to a fine spray 
to reduce to spray
• (v. t.) To reduce (as a liquid) to a fine spray or vapor; to atomize. • (v. t.) To reduce (as a liquid) to a fine spray or vapor; to atomize.
To form a mist of fine droplets from a liquid. To atomise
Neb'u·lize transitive verb [ See Nebula .] To reduce (as a liquid) to a fine spray or vapor; to atomize. 
Type: Term Pronunciation: neb′yū-līz Definitions: 1. To break up a liquid into a fine spray or vapor; to vaporize.
nebulize, nebulizing, nebulized, nebulizes To reduce a liquid to a fine spray for medical use; to vaporize.