Why Natural Gas Stinks: New London, Texas, School Explosion of 1937

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The lasting effects of this event are felt today. The Texas Legislature began mandating within weeks of the explosion that thiols be added to natural gas; its strong odor would make leaks detectable more quickly. The practice quickly spread worldwide. In addition, the Texas Legislature met in emergency session. They enacted the Engineering Registration Act (now the Texas Engineering Practice Act), and the government began regulating who could claim the title of engineer.

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