Cryogenics scale, both of which measure from absolute zero, rather than more usual scales such as Celsius or Fahrenheit, with their zeroes at arbitrary temperatures. The word "cryogenics" stems from Greek "κρύο (cryo)" – "cold" + "γονική (genic)" – "having to do with production". Cryogenic fluids with their boiling point in Kelvin Liquefied gases, such as liquid nitrogen and liquid helium, are used in many cryogenic applications. Liquid nitrogen is the most commonly used element in cryogenics and is legally purchasable around the world. Liquid helium is also commonly used and allows for the lowest attainable temperatures to be reached. These
What Kate Does reviews"; however, this was down significantly from the previous episode's 89 and Bonnie Covel of About.com noted that " 'What Kate Does' brought us a bit of negativity. In general, fans just didn't like the episode". "What Kate Does" was largely considered to be a step down from the season premiere in pacing, revelations and writing; Mike Hale of "The New York Times" described the episode as "contemplative", "anticlimactic" and "subdued" and the flash sideways as "kind of boring and seemingly pointless." Chris Carabott of IGN, who gave the episode a score of 7.3 summed up that " 'What Kate