Why do we smell Gas?

Did you know that natural gas is completely odorless? On March 18, 1937 the New London School in London, Texas exploded right around 3pm killing 295+ students and faculty as well as injuring 300+ more. This was the most deadly school explosion in united states history and led to the addition of Mercaptans to the final product.

Mercaptans are sulfur-containing compounds primarily used as odorants in natural gas, propane, and other fuel gases to provide a detectable odor for safety purposes.

Read more about the New London School Explosion

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