Answer:
Oil in Louisiana was first discovered in 1901.
Interest in Louisiana having oil picked up after it was discovered that Texas had oil. In 1901, a man named Jules Clement discovered bubbles in his land and when he lit them, they ignited. The land was drilled into and oil was found.
Natural gas in Louisiana was first discovered in 1870.
Natural gas in Louisiana was discovered decades earlier than oil in 1870 when a night watchman discovered gas escaping from a well.
The Standard Oil Company built a massive oil refinery in 1889.
Standard oil began construction of a massive oil refinery in 1889 which became the largest in the United States. It is now the sixth largest refinery in the United States and is owned by BP.
