Characteristic whereby every genuine fluid reduces in volume under pressure. The compressibility associated with mineral oil is also dependent on the temperature and the kind of change of state involved (Figure K 25).
![53fa9decc2182dd17859d65f2258e6a68061943d 0001_kompressibilitaet.gif](/fileadmin/smc/files/53fa9decc2182dd17859d65f2258e6a68061943d.gif)
Figure K 25: Reduction in volume for an oil