Metal (or their alloys) with relatively low melting points. Such metals include zinc, cadmium, tin, antimony (here counted as a metal), lead, and bismuth, some of which are quite toxic. In Britain, the fine art trade uses the term "white metal" in auction catalogues to describe foreign silver items which do not carry British Assay Office marks, but which are nonetheless understood to be silver and are priced accordingly. A heavy metal is any relatively dense metal or metalloid. More specific definitions have been proposed, but none have obtained widespread acceptance. Some heavy metals have niche uses, or are notably toxic;
Latten is not generally referred to as latten. This calamine brass was generally manufactured as hammered sheet or "battery brass" (hammered by a "battery" of water-powered trip hammers) and cast brass was rare. "Latten" also refers to a type of tin plating on iron (or possibly some other base metal), which is known as "white latten"; and "black latten" refers to "laten-brass", which is brass milled into thin plates or sheets. The term "latten" has also been used, rarely, to refer to lead alloys. In general, metal in thin sheets is said to be latten such as "gold latten"; and "lattens"