Mark Rober's CrunchLabs

Lava vs Laser Destruction Test

S3 • E1    Mar 16, 2026    23m
What's the most destructive substance on Earth? Lava's the reigning champ - but how do lasers stack up? Mark and his friends are about to find out.

Where to Watch Mark Rober's CrunchLabs - S3 • E1

 

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