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.
Lincoln did not end slavery in America. Remember, well before Lincoln was ever born slavery was already illegal in many states, especially in New England. Also, the Constitution had already ended the slave trade by 1808. The famed Emancipation Proclamation, which Lincoln did issue, only declared slaves in rebel-held territory free, which was, in a practical sense, ineffectual. It also did not apply to Confederate territory already captured by Union forces.