WAC 296-806-42584. Follow these requirements for sugar and spice pulverizers

(1) You must remove static electricity by grounding all drive belts used in sugar and spice pulverizers by using metal combs. (2) You must follow the National Fire Protection Association (NFPA) 61-1999, standard for pulverizing sugar and spice grinding in order to prevent fires and dust explosions in agricultural and food products facilities. (3) You must provide magnetic separators to reduce fire and explosion hazards.