【明報專訊】AFATAL INDUSTRIAL ACCIDENT OCCURRED AT YUEN WO ROAD IN SHA TIN –– two sewer workers died in a manhole after apparently inhaling hydrogen sulphide. Deadly accidents occur from time to time in confined spaces like manholes. A similar industrial accident occurred in just the same place as this incident 18 years ago. Although the government has a set of guidelines for working in confined spaces, whether the guidelines are actually implemented is another matter.