How can I tell if geothermal gases are present?
  • A rotten egg smell
  • Visible bubbling in puddles on the ground
  • Unusual rusting patterns (metal fence posts, copper, silver objects)
  • Unexplained headaches, sleepiness, poor concentration only when indoors
  • Unexplained nose and eye irritation, worsening of asthma

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1. What are geothermal gases?
2. Are geothermal gases dangerous?
3. How can I tell if geothermal gases are present?