What is pest?
It is a famous name for a description of the transfer of metal from one allotropic form into another at temperatures below -28°C. Simple surf on the Internet will help you to find a spectacular video clip that shows how a shining piece of tin transforms into dark powder. There are lots of real stories about the tin pest. One of them tells that one of the reasons for the collapse of the Antarctic expedition of Scott was tin pest- tanks with fuel got damaged by tin pest and leaked. Bithmus is added to the tin for prevention of tin pest.