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Can Solar Death Ray melt Tungsten and Lava Rock? #physics #experiment
Fresnel Lens melting GRANITE 2300˚ Fahrenheit make Obsidian FRESNEL LENS
Giant lens from old TV melts sand into glass #physics #science
Burning Stuff With 2000ºF Solar Power!!
Solar Death Ray 10,000 suns 48" DIY Giant Archimedes Parabolic Mirror Reflector
What Happens if You Focus a 5W Laser With a Giant Magnifying Glass? Negative Kelvin Temperature!
Giant lens that melts Rock using the sun ☀️ #shorts
Don't Crush Obsidian
fresnel lens melting rock #knowledge
Diamonds are not forever
What DRY ICE Does in a Metal Foundry
metal melting experiment with sunlight
