Articles

Clay shrinkage explained: why clay shrinks from wet to fired, how to measure your shrink rate, and how to size a wet piece to hit a target fired size.

Learn how to calculate cross-stitch fabric size: turn stitch count and fabric count into finished design size, then add a margin to find the fabric to cut.

Learn how to calculate quilt backing yardage with the 8 to 10 inch overhang rule, plus batting size and binding strips, using a clear worked example.

Compare the cost to move a mobile home against the home’s value and your alternatives, with a worked example and a simple decision guide.

How to price candles: add materials, labor, and overhead for unit cost, then apply markup or margin to set wholesale and retail, with a worked example.

Learn the pack-year formula, how to add multiple smoking periods, and why 20 pack-years matters for lung cancer screening.

Mean arterial pressure (MAP) is your average pressure across one heartbeat. See the MAP formula, a worked 120/80 example, and what the number means.

Body surface area (BSA) is your skin area in square meters. See the Mosteller formula, why the four formulas agree, and why medicine uses BSA.

How much does it cost to fire a kiln? Multiply the kWh your firing uses by your electricity rate. See typical energy ranges and a worked example.

Priming sugar explained: how it carbonates bottled beer, the dose formula, residual CO2, and corn sugar vs table sugar, with a worked 5 gallon example.