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                        Abstract
There has always been a catch 22 when it comes to working with asphalt in the roofing business.
                    
                    There has always been a catch 22 when it comes to working with asphalt in the roofing business.
                        Date
5/1994
                    5/1994
                        Author(s)
Richard Janicki
                    Richard Janicki
                        Page(s)
97
                    
                    97
                        Keyword(s)
asphalt softening points
                asphalt softening points
 
    
    