A certain hydraulic system operates at 20.0 MPa. Compute the percentage change in the volume of the oil in the system if the oil is similar to the machine oil listed in Table 1.4.

Temperature Surface Tension Temperature Surface Tension ('F) (mlb/ft) (C) (mN/m) 32 5.18 75.6 5.13 40 5 74.9 74.2 50 5.09 10 60 5.03 20 72.8 70 4.97 30 71.2 80 4.91 40 69.6 90 4.86 67.9 4.79 100 60 66.2 4.67 120 70 64.5 62.7 140 4.53 160 4.40 90 60.8 180 4.26 100 58.9 4.12 200 212 4.04