THESAURUS
snorkel
Aqua-Lung, Foamite, acid, adjutage, air cylinder, aquascope, automatic sprinkler, bathyscaphe, bathysphere, benthoscope, carbon tet, carbon tetrachloride, carbon-dioxide foam, catheter, deck gun, deluge set, diving bell, diving boat, diving chamber, diving goggles, diving helmet, diving hood, diving mask, diving suit, drainpipe, efflux tube, extinguisher, fire apparatus, fire engine, fire hose, fire hydrant, fireplug, flue pipe, foam, foam extinguisher, funnel, garden hose, gas pipe, hook-and-ladder, hose, hosepipe, ladder pipe, nipple, organ pipe, periscope, pipe, pipeline, pipette, piping, pumper, reed, reed pipe, scuba, siamese, siamese connection, siphon, soda, soil pipe, sprinkler, sprinkler head, sprinkler system, standpipe, steam pipe, stem, straw, submarine, super-pumper, swim fins, tap, tube, tubing, tubulation, tubule, tubulet, tubulure, waste pipe, water, water cannon, water pipe, wet blanket, wet suit