Volumetric flow rate.
Teaspoon per Weeks to Milliliter per Years Converter — tsp/wk to mL/yr
Convert Teaspoon per Weeks (tsp/wk) to Milliliter per Years (mL/yr) using the exact conversion factor (1 teaspoon per weeks = 257.1788065 milliliter per years). See the formula, worked examples, and conversion table.
Teaspoon per Weeks to Milliliter per Years converter
Converter
Flow Rate Converter
Convert volumetric flow rates across metric, US, imperial, industrial, and scientific units.
Context values
Some unit families need one extra value for a physically accurate result.
Volumetric flow rate.
Result = input x 8.14967195e-12 / 3.16887385e-14.
Flow rate uses cubic meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Teaspoon per Weeks to Milliliter per Years
Teaspoon per Weeks and Milliliter per Years both measure volumetric flow rate — how much volume passes a point over time — used to size pipes and pumps, monitor river or stream discharge, control industrial processes, and set medical infusion rates. Both are volumetric flow rate units.
Formula
milliliter per years = teaspoon per weeks × 257.178806458
This factor comes from each unit's defined relationship to the category's base unit: 1 teaspoon per weeks equals 8.149672e-12 base units, and 1 milliliter per years equals 3.168874e-14 base units, so dividing one by the other gives the direct teaspoon per weeks-to-milliliter per years factor of 257.178806458.
Simple example
1 tsp/wk × 257.1788065 = 257.1788065 mL/yr
1 teaspoon per weeks = 257.1788065 milliliter per years.
Real-world example
60 tsp/wk × 257.1788065 = 15,430.72839 mL/yr
60 teaspoon per weeks = 15,430.72839 milliliter per years.
Conversion table
| Teaspoon per Weeks (tsp/wk) | Milliliter per Years (mL/yr) |
|---|---|
| 0.1 tsp/wk | 25.71788065 mL/yr |
| 1 tsp/wk | 257.1788065 mL/yr |
| 10 tsp/wk | 2,571.788065 mL/yr |
| 60 tsp/wk | 15,430.72839 mL/yr |
| 100 tsp/wk | 25,717.88065 mL/yr |
| 1,000 tsp/wk | 257,178.8065 mL/yr |
Reverse conversion: Milliliter per Years to Teaspoon per Weeks
257.1788065 mL/yr × 0.003888345287 = 1 tsp/wk
257.1788065 milliliter per years = 1 teaspoon per weeks.
teaspoon per weeks = milliliter per years × 0.00388834528697
For a page dedicated to this direction, see Milliliter per Years to Teaspoon per Weeks.
Understanding the Teaspoon per Weeks (tsp/wk)
Volumetric flow rate.
Understanding the Milliliter per Years (mL/yr)
Volumetric flow rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many milliliter per years are in 1 teaspoon per weeks?
1 teaspoon per weeks equals 257.1788065 milliliter per years, using the exact defined conversion factor rather than an estimate.
How do I convert teaspoon per weeks to milliliter per years?
Multiply the teaspoon per weeks value by 257.1788065. The converter above does this instantly to whatever precision you set.
How do I convert milliliter per years back to teaspoon per weeks?
Use the reverse factor: 1 milliliter per years equals 0.0038883453 teaspoon per weeks. You can also use the swap control in the converter above to flip the direction instantly.
What is a teaspoon per weeks?
Teaspoon per Weeks (tsp/wk) is a unit of flow rate.
What is a milliliter per years?
Milliliter per Years (mL/yr) is a unit of flow rate.
Is the teaspoon per weeks to milliliter per years conversion exact?
Yes. Both teaspoon per weeks and milliliter per years are defined by fixed standards rather than physical artifacts, so the factor of 257.1788065 used above is exact to as many digits as you choose to display.
What's the difference between volumetric and mass flow rate?
Volumetric flow rate measures the volume of fluid passing a point per unit time (for example, liters per second). Mass flow rate measures the mass instead. For a fluid of constant density the two are directly proportional, but for compressible fluids like gases, mass flow is often the more meaningful quantity.