Inhaling a dangerous gas while cleaning tanks at Choa Chu Kang Waterworks!! Two subcontractors are still in intensive care!!
Inhaling a dangerous gas while cleaning tanks at Choa Chu Kang Waterworks!! Two subcontractors are still in intensive care!! Two subcontractors are still in intensive care after inhaling a dangerous gas while cleaning tanks at Choa Chu Kang Waterworks. The incident happened on May 23, when three workers were exposed to hydrogen sulphide gas, causing …