Assertion: snorkel's breathing tube | /r/CapableOf | enable the user
Facets:
Source sentences:
text: This invention relates generally to a device and method for breathing fresh air while entrapped in a room filled with toxic smoke, and more particularly to a breathing tube adapted to have an open end thereof inserted through a water-trap of a toilet to enable the user, exposed to toxic smoke inhalation, to breathe fresh air until he is rescued.