How the navy sunk Robert's plans for a submarine-saving aqualung, which he tested in the Swale

IN 1925, Robert Hey tied a leather gasmask with goggles around his face and hung a satchel around his neck. He plugged an old school gas tap into the top of the satchel and connected it to the gasmask with bits of Bunsen Burner piping so that he looked like an early alien extra from Doctor Who.
Source: Local News from the Northern Echo

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