Fact check: The video demonstrates how to defog a diving mask by using a lighter to burn off the silicone film on the inside of the…

Verdict: mixed — Trust Score 45/100

The Instagram reel demonstrates a method of defogging a diving mask by burning off the silicone film with a lighter. This technique is a known method for preparing new masks, as confirmed by several diving resources. However, many sources also highlight the risks of damaging the mask if not performed correctly, and often recommend safer alternatives like toothpaste or commercial defogging agents. The post does not mention these risks or alternatives, making the advice incomplete and potentially misleading by omission..

Platform
instagram
Source author
loganhightide — see all fact-checks of this account
Original post
https://www.instagram.com/reel/DcTiGaFOUif/?igsi=MXJ2bnRhOXpnMXV4eg==
Verified on
August 23, 2026
Verification ID
EYY3zXfOomBBKLbMuE8I6A

Original content reviewed

Platform: INSTAGRAM Author: @loganhightide --- Caption/Description --- How I don’t destroy my brand new scuba mask 🤝 Published: 2026-08-21T14:18:11.000Z ---VERIFICATION_SUMMARY--- Platform: INSTAGRAM Author: @loganhightide Person shown on screen (from video analysis): A man What the video shows (from video analysis): A man in a black t-shirt and shorts is demonstrating how to defog a diving mask. He uses a lighter to burn off the silicone film on the inside of the mask's lenses, then shows the mask again, appearing clean. He then breathes into the mask to show that it no longer fogs up. --- HOW TO VERIFY THIS (provenance-first) --- 1. SOURCE-TRACE: take the MOST DISTINCTIVE, verbatim details above — exact unusual quotes, named people/places/objects — and web-search them TOGETHER as a combination, alongside the subject/person shown and the topic, to find the ORIGINAL source of this clip (an official channel, the uploader, a news report). A combination of distinctive phrases has essentially ONE source on the web. 2. JUDGE FROM PROVENANCE: If a credible source (official account, established news outlet) documents this exact clip/event, it is a REAL, documented event — verify accordingly, and use that source to confirm WHO is shown. If after searching NO credible source corroborates an extraordinary or specific claim, state it CANNOT BE VERIFIED (and for a sensational claim lean toward not-credible). Do NOT default to "verified" on tangential, generic facts. 2b. PARTIAL PROVENANCE IS A RED FLAG, NOT A PASS: finding news coverage of the BACKGROUND event (the place, the deployment, the crisis) while NO source documents the SPECIFIC scene the video depicts is the signature of a synthetic/satirical video grafted onto a real news moment — today's most common misinformation format. When the depicted scene is also extraordinary or absurd (joke unit names on vehicles, food as crowd control, officials in meme-format actions), conclude the video is AI-generated/satirical: say

Claims analyzed (2)

  1. verified: The video demonstrates how to defog a diving mask by using a lighter to burn off the silicone film on the inside of the mask's lenses.
    The video clearly shows a man using a lighter to heat the inside of the diving mask lenses, consistent with the described method of burning off a silicone film. This technique is a recognized, albeit debated, method for preparing new dive masks to prevent fogging.
  2. mixed: The method of using a lighter to burn off silicone film is a safe and effective way to defog a diving mask.
    While burning the silicone film with a lighter is a method used to defog new diving masks, it is not universally recommended as the safest approach. Many sources suggest alternatives like toothpaste or commercial defogging agents, and warn about the risk of damaging the mask if the lighter method is not performed carefully.

Sources consulted (3)

Related verifications

AI-generated analysis. Not a substitute for professional fact-checking.