Social & Preventive Medicine Which of the following is/are the source/sources of H2S in the environment? A Coral pits & Sewers B Sewers C Coral pits & volcanic eruptions D Coral pits, Sewers & Volcanic eruptions 💡 Explanation Which of the following is/are the source/sources of H2S in the environment? ✓ Correct Answer: D. Coral pits, Sewers & Volcanic eruptions