Convert teaspoons (us) to milliliters for cooking measurements.
Definition: A US teaspoon is a volume unit equal to about 4.9289 milliliters.
History/origin: The teaspoon started as a household spoon measure and was standardized as cooking became more precise.
Current use: Teaspoons are used for spices, vanilla, salt, baking powder, and small liquid or dry amounts.
Definition: The milliliter is a small metric volume unit. One mL is 0.001 L and occupies the same volume as 1 cm³.
History/origin: Metric kitchens and laboratories adopted mL because it gives fine control for liquids without using fractions of a larger liter measure.
Current use: ML is used on measuring jugs, medicine cups, beverage labels, sauce bottles, cocktail specs, baking liquids, and recipes that call for exact liquid volumes.
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