Coal is formed when peat is altered physically and chemically. This process is called coalification.. During coalification, peat undergoes several changes as a result of bacterial decay, compaction, heat, and time.
On January 9, 2011, ABC Family announced the show would return for its fourth season on March 26, 2011. On February 2, 2012, ABC Family renewed the series for a fifth season. On October 9, 2012, it was announced that the fifth season of The Secret Life of the American Teenager would be the final season. The series finale aired on June 3, 2013.
It's back June 22nd on ABC Family. http://abcfamily.go.com/abcfamily/pat... Centered around teen Amy Juergens, The Secret Life of the American Teenager explores how Amy's pregnancy affects her, the baby's father, her friends, and her family.t's back June 22nd on ABC Family. http://abcfamily.go.com/abcfamily/pat... Centered around teen Amy Juergens, The Secret Life of the American Teenager explores how Amy's pregnancy affects her, the baby's father, her friends, and her family.