<prompt> Translate the following text to EnglishHata hivyo, kama wewe ni kuangalia kwa ajili ya kuchukua ya barrel moja, unaweza kuona kwamba ni kiasi gani cha maji katika barrel moja, na kwa nini ni kiasi gani cha maji katika barrel moja?  <response>: you know but still if you realize that uh one barrel has like how much was it like uh forty gallons 