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.
Women. 1  Andrea AlfÃ¶ldi (born 1964), Hungarian race walker. 2  Andrea Allan (born 1946), American actress. 3  Andrea Anders (born 1975), American actress. 4  Andrea Armstrong (born 1982), former American collegiate basketball player. 5  Andrea Ãvila (born 1970), Argentine long and triple jumper. 6  Andrea Baker, American actress.