Epoxy is a term used to denote both the basic components and the cured end products of epoxy resins, as well as a colloquial name for the epoxide functional group.
Most green cards are valid for 10 years before you need to renew them. However, if yours was issued on the basis of your marriage to a U.S. citizen or a legal permanent resident, and the marriage is less than two years old, your card is only valid for two years.
New immigration law allows illegal immigrants to get a green card through marriage. As of August 2016, more illegal or undocumented immigrants than ever are able to get their green cards through marriage. The expanded 601-a waiver means that many applicants who previously could not qualify now have this route open to them. Before now, only children or spouses of US citizens could apply.