Triton refunds backers for its underwater breathing device
Amazon.com: Underwater Breathing Mask
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Triton oxygen mask | Triton oxygen mask allows underwater breathing without air tanks | By Diving Passport | Facebook | A South Korean designer claims to have invented an oxygen mask which
Triton refunds $900k to Indiegogo supporters but relaunches campaign | Daily Mail Online
BREATHE UNDERWATER With Just a MASK?!?! - Easy James Bond SCUBA Build (Building Your Ideas #1) - YouTube