Compressed air shall not be used to transfer flammable liquids from one tank or container to another tank or container, including the blowing out of pipe lines or blow cases to free them of flammable liquids or vapors.
EXCEPTION: Flammable liquids while they are being processed;
Cal. Code Regs. Tit. 8, § 6780
Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.