Part #2.
Spraying Aerosol Cans into the Air. Bottom Line on Spitting into the Air;
(Temporary Ohel) Closing a box. Covering pots, containers, etc.
This Melacha Applies to Sifting Wanted or Unwanted Particles. Does the Concept of מיד (Miyad/Immediate Use) Apply to This Melacha?;