Hub
How to test
Air/water weighing, water quality, and readout interpretation.
WorkflowHow to Use a Gold Density Tester Step by Step (2026)
A practical air-then-water workflow, tank setup notes, and common unstable-reading fixes.
SetupDistilled Water vs Tap Water for Density Testing (2026)
Why makers specify pure or distilled water, and how temperature compensation fits the workflow.