Dolly and Nora check to see how hard their lungs can push against a pressure sensor, which is essentially a closed tube. After both women completed the official test, Nora asks to try a few more times, and manages to significantly improve her score. So is Nora the stronger blower? Other experiments will answer that question!

Dolly and Nora check to see how hard their lungs can push against a pressure sensor, which is essentially a closed tube. After both women completed the official test, Nora asks to try a few more times, and manages to significantly improve her score. So is Nora the stronger blower? Other experiments will answer that question!