10.5.3 Waste containers for flammable liquids shall be constructed of conductive materials and shall be bonded and grounded.
10.5.4 Waste containers for flammable liquids shall be handled and stored in accordance with Chapter 8.
10.6 Clothing. Employees’ clothing contaminated with sprayed material shall not be left on the premises overnight unless kept in metal lockers.
10.7 Cleaning Operations.
10.7.1 Scope. This section shall apply to the use of flammable or combustible liquids for the flushing and cleaning of equipment. 10.7.2 Liquids. Class I and Class II liquids used in cleaning operations shall be in original shipping containers or in listed safety containers. 10.7.3 Location. Cleaning operations using flammable or combustible liquids shall be conducted inside a spray area with ventilating equipment operating or in ventilated areas that meet the requirements of Chapter 7. Such areas shall also meet the electrical area classification requirements of 6.5.5. 10.7.4 Equipment. Equipment using flammable or combustible liquids shall meet the requirements of 6.5.5 and shall be bonded and grounded. 10.7.5 Manual Cleaning. Individual manual cleaning operations shall be limited to not more than 4 L (1 gal) of flammable or combustible liquid for each cleaning operator. 10.7.6 Liquid Storage. Flammable and combustible liquids shall be handled and stored in accordance with Chapter 8. Containers used for handling, storage, or recovery of Class I liquids shall be constructed of conductive materials and shall be bonded and grounded.
10.8 Solvent Distillation Units (Solvent Recyclers).
10.8.1 Scope. 10.8.1.1 Section 10.8 shall apply to solvent distillation units having distillation chambers or still pots that do not exceed 230 L (60 gal) capacity and are used to recycle Class I, Class II, and Class lIlA liquids. [30:7.11.1.1] 10.8.1.2 This section shall not apply to research, testing, or experimental processes; to distillation processes carried out in petroleum refineries, chemical plants, or distilleries; or to distillation equipment used in dry cleaning operations. [30:7.11.1.2] 10.8.2 Equipment. Solvent distillation units shall be approved or shall be listed in accordance with ANSI/UL 2208, Standard for Solvent Distillation Units. [30:7.11.2] 10.8.3 Solvents. Solvent distillation units shall only be used to distill liquids for which they have been investigated and which are indicated on the unit’s marking 01’ instruction manual. Unstable 01’ reactive liquids or materials shall not be processed unless they have been specifically indicated on the system’s markings or in the instruction manual. [30:7.11.3] 10.8.4 Location. Solvent distillation units shall only be used in locations in accordance with their approval or listing. They shall not be used in basements. They shall be located away from potential sources of ignition, as indicated on the unit’s marking. [30:7.11.4] 10.8.5 Liquid Storage. Distilled liquids and liquids awaiting distillation shall be stored in accordance with Chapter 6 of NFPA 30, Flammable and Combustible Liquids Code.
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