WCryogenics
WAbsolute zero
WBurr (edge)
WCooling bath
WCryogenic grinding
WCryogenic storage dewar
WCryostat
WCryotank
WDilution refrigerator
WDragon's Breath (dessert)
WEntropy production
WHampson–Linde cycle
WHelium cryogenics
WHong Chaosheng
WHydrogen valve
WHeike Kamerlingh Onnes
WLiquid helium
WLiquid hydrogen
WLiquid hydrogen tanktainer
WLiquid oxygen
WMagnetic resonance imaging
WPulse tube refrigerator
WRegenerative cooling
WCryogenic rocket engine
WStoddard engine
WVacuum flask