US liquid quarts
A US liquid quart is a volume unit in the United States to measure liquids such as water, milk, and other beverages. One US liquid quart is a quarter of a US liquid gallon and is about to 0.946353 liters or 0.000946353 cubic meters.
Teaspoon
There is more than one type of teaspoon:
A US teaspoon is 4.93ml: US teaspoon
A UK teaspoon is 5ml: UK teaspoon