reddit suggests not, unless the valve is compromised: https://old.reddit.com/r/AskEngineers/comments/3eqnqo/will_helium_escape_from_a_tank/ https://old.reddit.

reddit suggests not, unless the valve is compromised: https://old.reddit.com/r/AskEngineers/comments/3eqnqo/will_helium_escape_from_a_tank/ https://old.reddit.com/r/AskEngineers/comments/3eqnqo/will_h...