Prof. Koldenhott's comments on HVACR education, politics, and life in general.

Read my past blog postings: See who won the Professor's Windex Award; and who is Spinning Fool's Gold; What is Compassion? (simply answers the question);two stories about my favorite dog, Opportunity; Pearls before swine; Dirt, dirt, and dirt! (what you can do to maintain your air conditioning system to save energy costs); This 2008 Memorial Day... (in honor of Captain Oberdier);  PowerPoint: the New Chalk and Talk; and my Mother's Day message.

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