Heavy metals only mercury, lead and bismuth meet all of them. Despite this lack of agreement, the term (plural or singular) is widely used in science. A density of more than 5 g/cm is sometimes quoted as a commonly used criterion and is used in the body of this article. The earliest known metals—common metals such as iron, copper, and tin, and precious metals such as silver, gold, and platinum—are heavy metals. From 1809 onwards, light metals, such as magnesium, aluminium, and titanium, were discovered, as well as less well-known heavy metals including gallium, thallium, and hafnium. Some heavy metals are either
I Was the King, I Really Was the King Greenhouse" and "East St O'Neill" as standout tracks, and ended his review with a short summation of the album's overall sound; "Horns parp convincingly, guitars swagger rather than stagger, choruses seem to have some idea of where they want to be in 30 seconds' time and Animals That Swim emerge as – gasp! – actual, potential pop stars". I Was the King, I Really Was the King I Was the King, I Really Was the King is the second album by British alternative rock band Animals That Swim, released in June 1996 via Elemental Records. Its title is taken from