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 first 10 amendments were ratified in December 1791. The most recent amendment, which prohibits Congress from giving itself a pay raise, was ratified in May 1992. So how is the Constitution amended? Article 5 of the Constitution outlines the process for amending the document. There are two steps: proposal and ratification. Step 1: Proposing An Amendment. Either Congress or the states can propose an amendment to the Constitution. Both houses of Congress must propose the amendment with a two-thirds vote. This is how all current amendments have been offered.