There are two allotropes of tin. Grey tin is a brittle grey powder. The metallic form is white tin, and is stable above 13° C. Tin disease which occurs at low temperatures marks the transition from white to grey tin.
The metal is used in modern manufacturing, notably as a coating in tin cans. Aluminium cans which are lighter in weight have replaced tin cans in many instances. A cause of growing demand for tin, is its requirement as the principal component in electronic solders. The electronics industry is moving toward lead-free solders, which typically include 95% tin 3% silver and 1% copper.