Teaspoon
There is more than one type of teaspoon:
A US teaspoon is 4.93ml: US teaspoon
A UK teaspoon is 5ml: UK teaspoon
US dry quarts
A US dry quart is a unit of volume in the United States to measure dry goods such as grains, fruits, and vegetables. One US dry quart is a quarter of a US dry gallon and about 0.946 liters.