News Small Fire Reported at Olathe South High 03/12/2007 Olathe, KS - Firefighters were called to Olathe South High School on a small fire Monday morning. Crews said that when they arrived, the fire in the chemistry lab was already out. Firefighters said the fire started when a flame from a lighter ignited vapors from a chemical container. KansasCityChannel.com Back to News   FAQs How Do Ionization Smoke Detectors Work? Why does smoke come from a fire? How do multi-class dry chemical fire extinguishers work? How Do Photoelectric Smoke Detectors Work?

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