The EGR (Exhaust Gas Recirculation) valve helps lower the carâs exhaust emissions (gases from the tailpipe). It recirculates the portion of the gasses coming out of the engine by putting in back into the intake manifold, where the engine can burn it again, thereby reducing the emissions.he EGR (Exhaust Gas Recirculation) valve helps lower the carâs exhaust emissions (gases from the tailpipe). It recirculates the portion of the gasses coming out of the engine by putting in back into the intake manifold, where the engine can burn it again, thereby reducing the emissions.
Indeed The Failure of Popular Sovereignty ofÃ­ ers a novel interpretation of the role of slavery in territorial expansion. Popular sovereignty, the author argues, became the South's true manifest destiny. The great strength of this work is its narrative.
These are deeply ingrained in the mindset and landscape of US Government. 1  Popular Sovereignty - This principle states that the source of governmental power lies with the people. This belief stems from the concept of the social contract and the idea that government should be for the benefit of its citizens. If the government is not protecting the people, it should be dissolved.