There is approximately 10 ml in 2 teaspoons - that is a tiny fraction of gallons.
There are approximately 183.33 gallons in 11,000 teaspoons.
3,072 teaspoons is four gallons.
51 US gallons is 39,168 teaspoons
1,248 US teaspoons = 1.625 US gallons.
500 US teaspoons = ~0.65 US gallons.
36 US gallons = 27,648 US teaspoons.
500,000,000 US gallons = 384,000,000,000 US teaspoons.
That is 2,112 teaspoons.
That is approximately 1,920 teaspoons.
0.1 tsp, because one gallon is one tenth of ten gallons, so you need one tenth, or 0.1, tsp.
1,200 teaspoons is equal to 25 US cups OR 1.5625 US gallons.
A pinch