The guys build an air cannon and launch chunks of ice at a junk car to illustrate what kind of damage hail does to an unprotected car.
Although confident in his invention, Max is extremely nervous when he has to jump to demonstrate his safety harness for Garrett and Reichart.
Reichart and Garrett take pitches from amateur inventors including a sweat-removing arm band for chefs, a satellite dish cover, a sanding glove, and a portable neck cushion that allows a person to sleep anywhere.
Reichart uses his bike-riding simulator to analyze Garrett's cycling mechanics.
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