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.
Slavery is Dead! Sort Ofâ¦When the Civil War ended, a package of exemptions left nearly 300,000 slaves in bondage even in areas controlled by Union forces. And later, to spite the Yankees, a few states kept slavery legal even after the 13th Amendment was ratified. Kentucky held out until 1976âover a century after the end of the war.