Excavation & H2S – A Deadly Combination

We are familiar with hazards such as cave-ins and underground utilities with excavation and trench work. Recently though a worker died due to Hydrogen Sulfide (H2S) exposure while replacing a sewer line in a trench. Let’s answer a few important questions. What is Hydrogen Sulfide? H2S is a colorless, highly toxic, flammable gas. H2S occurs […]

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