There is no such measurement as "a drum of water" . There are currently at least 50 'barrels ' in use. -Pick one.
A "drum" is not a recognised measure for liquids.
There are approximately 343.6 ml in 11.6 oz of water.
How many 200 ml bottles
5 mL
100 mL = 0.1 L of water
a tbsp of water is 15 ml.
1060 ml
about 296 ml...
About 15 ml of water
1.9 cups of water to fill 450 ML
7.5 US gallons of water is 28,390.6 mL
15 mL = 1 tablespoon