YouTuber and inventor Styropyro has built and tested a 250-watt handheld laser device. The system is roughly 50,000 times more powerful than standard commercial laser pointers, Styropyro claims in his ...
The videos from [styropyro] are always amusing and informative. However, ironically for him, he is alarmed that many green laser pointers are more powerful than they are supposed to be. Sure, you ...
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