Treatments that destroy fat cells by freezing (see "freezing fat") or create mechanicaldisruption by using ultrasound are being marketed outside the us.
在美国以外的市场上，人们正在推销通过冷冻摧毁脂肪细胞的疗法，还有通过使用超音波产生机械分解的疗法。
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The efficiency of the extraction depends on the penetration power and the solvation properties of the solvent, the duration of the extraction, and whether mechanicaldisruption is used.