The first step in crosslinking process is generation. of free radicals, which can be through a chemical. reaction or radiation energy. Decomposition of. initiators which are normally peroxides, or high-. energy radiations abstracts hydrogen atom from the. backbone of polymer chain to produce free radicals.
Andrea McArdle. Andrea McArdle (born November 5, 1963) is an American singer and actress best known for originating the role of Annie in the Broadway musical Annie. Contents.
She is known for portraying Andrea Marino in the first season of Ghost Whisperer, voicing Lana Kane in Archer, and portraying Mother Nature in the Santa Clause film series, as well as recurring roles in CSI: Crime Scene ... See full bio Â».