Mees' lines are white bands that form across your fingernails and are one of the symptoms of carbon monoxide poisoning.
Mees' lines are a sign that the growth of your nails temporarily stopped at one point. There are many causes to Mees' lines, and usually it indicates a toxicity. Carbon monoxide, along with other substances like arsenic, and selenium poisoning may cause them.
That depends. In Celsius, its 0 degrees. In Farenheight, its 32 defrees. In Kelvin, its 273.15 Kelvin.
A mineral is a naturally occurring inorganic element or compound having an orderly internal structure and characteristic chemical composition, crystal form, and physical properties. ... A rock is an aggregate of one or more minerals, or a body of undifferentiated mineral matter.