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  _____     _____    _    _    __   __    _____   
 / ____||  |  ___|| | |  | ||  \ \\/ //  / ____|| 
/ //---`'  | ||__   | |/\| ||   \ ` //  / //---`' 
\ \\___    | ||__   |  /\  ||    | ||   \ \\___   
 \_____||  |_____|| |_// \_||    |_||    \_____|| 
  `----`   `-----`  `-`   `-`    `-`'     `----`

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Text this: Fabrication of glass foams from industrial wastes used as insulating board