Nankali's Masticatory Force Systematization force of the masticatory system and discovered the differences in the produced force, which was approximately doubled. The periodontal system controls automatically the measure of mastication force in this process and the jaw elevator muscles develop the main forces used in mastication. Dr. Weber worked out that 1 cm cross section surface area of any masticatory muscle can produce approximately 10 kg force. The following average surfaces were found: temporalis - 8 cm, masseter - 7.5 cm, and medial pterygoid - 4 cm which makes a total of 19.5cm. However, this force in some people is measured up to 3900N
What Hurts the Most fifth entry in the top 10 from T-Pain?" In Sweden, Cascada's cover of "What Hurts the Most" debuted on the Swedish Singles Chart on November 22, 2007 at number five, where it peaked. The song fell to number eight the next week, where it stalled on the chart for three weeks. On December 13, 2007, the song debuted and peaked on the Irish Singles Chart at number six. In the United Kingdom, the song debuted on the UK Singles Chart at number sixteen on December 9, 2007. In the following week, the song reached a peak of number ten. It