"The lesson we have learned is that any improvement to standard 

 commerical units, such as copper fins/copper condenser coils, 

 epoxy coatings, etc, must be coordinated with industry in 

 advance so that procurement sources are readily available 

 upon award o" 



A discussion of protective coatings in reference 3 (chapter 36 of the 1976 

 Systems Volume) substantiates this advice and also strongly recommends 

 shop-applied coatings and shop assembly of coated items over field applied 

 coatings or field retrofit „ 



51 



