Podcast
The Human Diagnostic
Dave Hartzell's Heat & Air - Kingfisher,OK
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The Human Diagnostic ΓÇö Dave Hartzell has been an HVAC technician for 45 years. Ninety thousand service calls. Gas plants, oil rigs, hospital cell preservation systems, high-rises across DFW, cattle operations worth millions, walk-in freezers the size of warehouses, sprint facilities, residential homes. Every environment. Every kind of person. In this show he tells the stories of what you learn about human nature when you have spent a career showing up ΓÇö in places most people never go ΓÇö and figuring out what's wrong.
