how many milliliters in a teaspoon
There are 4.9289215940186 milliliter in a teaspoon. 1 Teaspoon is equal to 4.9289215940186 Milliliter. 1 tsp = 4.9289215940186 mL. A teaspoon as a volume measuring unit is widely used in cooking, pharmaceutical medicine, and some other areas. A teaspoon is a very convenient unit of volume used since the middle of the 17th century.