| 摘要 |
PURPOSE:To neutralize and remove safely and economically the titled gaseous chlorine in the room of an indoor hot water pool materially to null by introducing the spray of a soln. of sodium thiosulfate into the room of the indoor hot water pool to neutralize the gaseous chlorine in the room. CONSTITUTION:A nozzle 18 of a spray 16 is furnished in a spout 14 of a hot air blower 12 for sending hot air into the room 10 of an indoor hot water pool, and the spray 20 of a soln. of sodium thiosulfate is introduced into the room 10. As an alternative method, the nozzle 18 of the spray 16 is provided in the suction port of the hot air blower 12 to introduce the spray 20 of the soln. of sodium thiosulfate into he room 10. As the other method, the spray of the soln. of sodium thiosulfate is intermittently introduced into the room when needed by means of a portable spray. The gaseous chlorine in the room is neutralized and removed rapidly, safely, conveniently and economically by said respective methods.
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