I suspect that microscopic particles of paper are what you're hearing.
Windex is basically water, isopropanol, ammomina, and blue dye I believe. Isopropanol evaporates residue free but there may a small amount of residual dye.
Speak with the fellow about what you hear. Maybe you can help him learn how to clean the records properly.
Windex is basically water, isopropanol, ammomina, and blue dye I believe. Isopropanol evaporates residue free but there may a small amount of residual dye.
Speak with the fellow about what you hear. Maybe you can help him learn how to clean the records properly.