Purchases of tangible personal property are not subject to the tax under Code Section 12-36-120 if the tangible personal property:
These exclusions apply to:
These exclusions do not apply to sales of acetylene, oxygen, and other gases for use by repairman, welders, dentists, junk dealers, and others are subject to the sales or use tax, whichever applies.
S.C. Code Regs. § 117-302.1