In Spark test, AC or DC apparatus is linked that has a broom. The area from the reactor which has a glass lining is brushed using a broom. If a defect or destroyed aspect is available in connection with the broom, it generates a spark as being the weakened section https://cantilever-paddles04714.empirewiki.com/8291484/how_glass_lined_reactor_ph_range_can_save_you_time_stress_and_money