They do a lot of soda blasting here at the depot I work at. It doesn't chew up the metal as bad as grit or glass bead. Should be able to get it in good sized bags at a pool supply place although you may be able to find it cheaper someplace else. I have seen it in 3 or 5 lb. boxes at Sams.


Bruce
Old Toy: Ol' Betsy stock 59 Apache SB Stepside (Gone but not Forgotten)
New Toy: 1962 Impala SS Coupe
The Driver: 1990 Toyota truck