Amalgam (dentistry) disposal. Dental amalgam is the largest source of mercury received by U.S. treatment plants. The U.S. Environmental Protection Agency (EPA) promulgated an effluent guidelines regulation in 2017 which prohibits most dental practices from disposing dental amalgam waste down the drain. Most dental offices in the U.S. are required to use an amalgam separator in their drain system. The separator captures the waste material, which is then recycled. The European Commission has issued a Waste Directive that classifies amalgam waste as a hazardous waste. The waste should be separated from other waste by fitting amalgam separators in all dental practices. Mercury
Amalgam Comics Super Soldier Formula that created Captain America; the Bat-Thing, an amalgamation of the Man-Bat and the Man-Thing; or Shatterstarfire, the amalgamation of Shatterstar and Starfire). The 24 comics have been reprinted in four collected editions: Amalgam Comics Amalgam Comics was a publishing imprint shared by DC Comics and Marvel Comics, in which the two comic book publishers merged their characters into new ones (e.g., DC Comics' the Batman and Marvel Comics' Wolverine became the Amalgam character the Dark Claw). These characters first appeared in a series of twelve comic books which were published in 1996, between the third and fourth