The most common skin condition what is

The most common skin condition is acne! Almost all teens and adults get acne once or twice or maybe even their whole life. Acne is a disease that effects the skins oil glands and clog up your porrsss. :)

-Mabel <3

The geologic time scale is the calendar for events in Earth history. It subdivides all time into named units of abstract time called escending order of duration eons, eras, periods, epochs, and ages.