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.
On stage she starred as Annie in Annie at Papermill Playhouse, and went on to do a series of plays and musicals Off-Broadway and regionally â Bad Girls, A Little Princess and Dark Park of the Forest, to name a few. Sheâs guest starred on episodes of Touched by an Angel, Law & Order and Law & Order: SVU..