The following words and terms shall, for the purposes of this chapter and as used elsewhere in this code, have the meanings shown herein.
liquids passed through thermal fog-generating units where, by means of heat, pressure and turbulence, such liquids are transformed and discharged in the form of fog or mist blown into an area to be treated.. The utilization of insecticidal
Electricity shall be shut off.
Exception: Circulating fans that have been specifically designed for utilization in hazardous atmospheres and installed in accordance with NFPA 70.