Just by standing close to an object, almost all of us leave little particles behind.
The solvent evaporates first, leaving finely divided solid particles which move to the hottest region of the flame where gaseous atoms and ions are produced.
This leaves matter, or baryonic particles (atoms) at only 4.56% (within 0.16%).
(Do not use steel wool, which leaves tiny particles that become embedded in the film.)
It is also better to beat the icing in a china, glass or metal bowl rather than plastic which can leave tiny particles in the mixture.
Dead cells disintegrate but are not completely digested, leaving granular particles.
A three phase system extracts anions and cations into the two outer phases while leaving uncharged particles in the middle phase.
(Do not use steel wool it leaves tiny particles that become embed into the film.)
Initially, these cars were modified to run on diesel, but have been updated to use bio-diesel because it doesn't leave particles in the air.
Every time you enter and leave a room, you leave particles of your presence behind.