Official Wiki
- Shakers turn Wet Sand into one Residue and have a roughly 25% chance to produce Gold; Gold exits from the bottom.
- Filters can allow one pixel type through or block one pixel type; dense material should be filtered first when handling a pile.
- Water settles into pools, can leak through unblocked corner joins, and evaporates if an unsettled droplet does not find a depression within 45 seconds.

