An ounce is a unit of weight which is approximately equal to 28  grams. One gallon is equal to 128 ounces so there are 640 ounces in  5 gallons of water.
The first U.S. railroad to use a steam locomotive in revenue service was the South Carolina Railroad. It opened on Christmas Day 1830 using the Best Friend of Charleston steam locomotive on six miles of track in Charleston, South Carolina.
On 21 October 1880, the government finally signed a contract with the Canadian Pacific Railway (CPR) Company, headed by George Stephen, and construction began in 1881. The Last Spike was driven on 7 November 1885 and the first passenger train left Montreal montrÃ©al In june, 1886 arriving In Port, MOODY, bc on 4. julyhe first true railway built in Canada was the Champlain and Saint Lawrence Railroad from La Prairie on the St Lawrence River to St Johns on the Richelieu River (Saint-Jean-sur-Richelieu). Backed by John Molson and other Montreal montrÃ©al, merchants the line opened officially on 21 july. 1836