Tea brewing calculator
Scale leaf and water for a selected tea, vessel, method, and starting strength.
Physics with assumptions shown
Altitude & boiling point
Estimate the local boiling point and see whether it reaches a tea profile’s starting temperature. This does not add an arbitrary fixed steep time.
What are the limits?
The model is suitable for ordinary terrestrial elevations and home-brewing decisions, not laboratory calibration. A local barometer or measured boiling temperature can improve the input. Never seal a vessel to force higher pressure unless it is designed and rated for that use.
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Useful equipment
Product recommendations for more repeatable results
These tools help measure water, leaf, time, or temperature. They do not make a calculator’s estimate more medically precise.
Best full-size variable temperature
Electric kettles
Cuisinart PerfecTemp CPK-17P1
A 1.7 L kettle with six presets and keep-warm control for households brewing several tea categories.
Best controlled-pour value
Electric kettles
COSORI Electric Gooseneck Kettle
Five presets, stainless-steel water contact surfaces, controlled pouring, and a 60-minute hold make it useful across tea styles.
Best everyday value
Electric kettles
COSORI 1.7 L Glass Electric Kettle
The straightforward value pick when you mainly need fast boiling water, auto shutoff, and a wide opening for cleaning.
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