What Happens to Lasers Underwater? (Total internal reflection) - Smarter Every Day 219
typical in the analyzed sample
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This video looked representative of the rest of the sample — nothing set it apart from its neighbours.
Findings that cite this video
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Commercial pressure
ModerateSelling, undisclosed promotion, gambling mechanics, and scams.
Videos frequently contain sponsored segments, affiliate links for gear, and prompts for Patreon support.
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Educational value
ModerateWhether the channel teaches something. Descriptive, not a risk — a high level here is positive.
The channel provides specific scientific terms and external academic resources to explain the phenomena shown.
Screening note
Educational science experiment regarding lasers and physics; no harmful mismatches.
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