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 Do You Mean? On the chart dated 6 February 2016, the song spent a 21st consecutive week inside the Hot 100's top ten, tying with Nicki Minaj's "Starships" and Maroon 5's "Sugar" for the most weeks a song has logged in the Hot 100's top 10 from its debut. The record was surpassed later by Bieber's "Love Yourself", which spent 23 consecutive weeks in the top ten since its debut. As of February 2016, "What Do You Mean?" has sold over 1,600,000 copies in the United States. In Bieber's native Canada, "What Do You Mean?" debuted at number one on the Canadian Hot