PU synthetic leather (also known as bi-cast leather, bycast leather or artificial leather, sometimes described as split leather) is a material made with asplit leather backing covered with a layer of polyurethane (hence the term PU leather) that is applied to the surface and then embossed.
Constitution Daily. How a C-grade college term paper led to a constitutional amendment. The 27th Amendment is the most recent amendment to the Constitution, and its existence today can be traced to a college student who proposed the idea in a term paper and was given a C by his professor for the idea.
The Eleventh Amendment, or Amendment XI of the United States Constitution is an Amendment that talks about the sovereign immunity. The Eleventh Amendment was the first Amendment to the United States Constitution after the Bill of Rights. It was put into the Constitution on February 7, 1795.