The condenser cools the vapor, which liquefies. Bacon fat liquefies and becomes drippings when it is heated. K bath liquefies the He gas and removes the heat of condensation. Second, the carbon dioxide-rich gas is pressurized and refrigerated until it liquefies. Central vitreous liquefies, fibrillar degeneration occurs, and the tracts break up (syneresis). As the human body ages, the vitreous often liquefies and may collapse. The Auton Winslet then liquefies and escapes through a ventilation shaft. In addition, the substantia propria of the cornea breaks down and liquefies, resulting in keratomalacia. Chocolate-covered cherries, other cordials, and fondant candies include invertase, which liquefies the sugar. Each alien liquefies their body and invades a human being via the mouth. At atmospheric pressure, He (the more abundant isotope of helium) liquefies at 4.2 K. He liquefies the detective, and then escapes. The inner surface of the old outer skin liquefies. The inner surface of the old skin liquefies. The resistance of the weld spot changes as it flows and liquefies.