useless factoid #4

in 1998, a teacher said that she smelled a gas-like odor in her classroom. she soon developed a headache, nausea, short breath, and dizziness. hours later, 80 kids and 19 staff were in the emergency room. the cause: mass psychogenic delusion. (if you've ever seen an episode of 'brain games', you know that our minds can be tricked into almost anything.)