Watch as a superheated steel ball meets insane friction (why? SCIENCE!) and dubious car gadgets face brutal reality checks. Spoiler: That "fuel-saving magnet" is 100% placebo. #GadgetTest #PhysicsOrMagic Learn more about your ad choices. Visit <a href="https://megaphone.fm/adchoices">megaphone.fm/adchoices</a>

Watch as a superheated steel ball meets insane friction (why? SCIENCE!) and dubious car gadgets face brutal reality checks. Spoiler: That "fuel-saving magnet" is 100% placebo. #GadgetTest #PhysicsOrMagic Learn more about your ad choices. Visit megaphone.fm/adchoices

Watch as a&nbsp;superheated steel ball&nbsp;meets insane friction (why? SCIENCE!) and&nbsp;dubious&nbsp;car gadgets face&nbsp;brutal&nbsp;reality checks.&nbsp;Spoiler:&nbsp;That "fuel-saving magnet" is 100% placebo. #GadgetTest #PhysicsOrMagic Learn more about your ad choices. Visit <a href="https://megaphone.fm/adchoices" rel="noopener noreferrer">megaphone.fm/adchoices</a>

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Glowing friction on a steel BALL plus CAR gadgets on the test!

Glowing friction on a steel BALL plus CAR gadgets on the test!