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.
Annie is a 1982 American musical comedy-drama film adapted from Broadway musical of the same name by Charles Strouse, Martin Charnin and Thomas Meehan, which in turn is based on Little Orphan Annie, the 1924 comic strip by Harold Gray.