A catalytic converter is a device that uses a catalyst to convert three harmful compounds in car exhaust into harmless compounds. The three harmful compounds are: 1  Hydrocarbons (in the form of unburned gasoline).
Answers.comÂ® is making the world better one answer at a time. Slavery ended permanently in Louisiana in 1865. The end of slavery was a direct result of the passage of the Thirteenth Amendment to the Constitution.
The Civil War ended in 1865 - on April 9, 1865, when Lee surrendered to Grant.Slavery ended when the 13th Amendment to the US Constitution was ratified. The 13th Amendment was â¦ passed by both Houses, and approved by President Lincoln in February 1865.It was ratified in December 1865 by 3/4 of the states.t is very likely that without the Civil War, slavery would have lasted a good may years longer than it did because of the war.Though there is the possibility that slavery could have continued to this day if it weren't for the Civil War, I find that highly unlikely.