*FALL MID-TERMS!* Back in your math groove yet? Test Your Smarts! Win Prizes! Join us on our latest dive into the daily problem-solving of HVACR engineering.
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![Hot And Cold 616f067759984 Hot And Cold 616f067759984](https://img.hpac.com/files/base/ebm/hpac/image/2021/10/hot_and_cold.616f067759984.png?auto=format,compress&fit=crop&q=45&h=139&height=139&w=250&width=250)
*FALL MID-TERMS!* Back in your math groove yet? Test Your Smarts! Win Prizes! Join us on our latest dive into the daily problem-solving of HVACR engineering.