Â­. Â­Dry ice is frozen carbon dioxide. A block of dry ice has a surface temperature of -109.3 degrees Fahrenheit (-78.5 degrees C). Dry ice also has the very nice feature of sublimation -- as it breaks down, it turns directly into carbon dioxide gas rather than a liquid.
The time for a broken collarbone to fully heal depends on the severity of the injury. In children, complete healing may take as little as three to six weeks. In adults, six to 16 weeks or more are often necessary for a collarbone to heal solidly.
Making the world better, one answer at a time. If it takes 3-4 months for a broken shoulder or humerus bone to heal, how long should one do physical therapy.t takes about 6-8 weeks to heal, depending on the type of injury sustained. (Keep the finger as still as you can !!!!) When broken place the hand in ice cold water for â¦ about 5 min.s then take it and wrap the whole hand in a soft wrap (anything that is a soft colth) .