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.
South Australia: While South Australia had a horse-drawn railway operating at the mouth of the Murray River in 1854, the first line carrying steam powered trains opened on 21 April 1856 between Adelaide and Port Adelaide.It was built by the colonial government to the then Australian âstandardâ gauge of 1600 mm.lanners gave little thought to connecting their railways with the other rail systems. By Federation in 1901, all States except Western Australia were âlinkedâ by rail and more than 20,000 km of track had been laid. Sadly, those who envisaged a nation had not contemplated a national rail network.