| Answer | Crossword Clue |
|---|---|
| MOL | Tiny particle: Abbr. |
| MOL | Tiny particle: abbr. |
| SPECK | Tiny particle |
| ATOM | Tiny particle. |
| ATOM | Tiny particle |
| GRAIN | Tiny particle |
| IOTA | Tiny particle. |
| ION | Tiny particle |
| QUARK | Tiny particle |
| ATOMY | Tiny particle |
| FLECK | Tiny particle |
| MOTE | Tiny particle |
| GRANULE | Tiny particle |
| PROTON | Tiny particle |
| ION | Tiny charged particle |
| ATOMY | Tiny particle, old style |
