Equipment utilized for any mode of transportation. Laboratory equipment used exclusively for chemical or physical analysis or experimentation. Portable brazing, soldering or welding equipment. Comfort air-conditioning or comfort ventilating systems which are not designed to remove air contaminants generated by or released from specific units of equipment. Cold storage refrigeration equipment.
Vacuum pumps in laboratory or pilot plant operations.
Equipment used for portable steam cleaning. Equipment used for hydraulic or hydrostatic testing. Blast cleaning equipment using a suspension of abrasive in water. Bakery ovens where the products are edible and intended for human consumption. Confection cookers where the products are edible and intended for human consumption.