I think you mean "quark" (used to classify hadrons)
The subatomic particle was an essential part of the cure.
muon
Electrons is the subatomic particle that derived its name from the Greek word for a type of semiprecious stone.
The electron is a subatomic particle with negative elementary charge.
Leptons are a type of subatomic particle, and the science that deals with them is theoretical physics.
Micron (the correct word is micrometer) is not a particle; the micrometer (μm) is a unit of measure for length. 1 μm = 10-6 m
I think it would be a particle
particle
ATOM
Particle
Unusual is another word for interesting.
A sandwich.