Table 3

Results of exhaust gas analysis

Lubricant

CO (%)

CO2 (%)

HC (ppm)

NOx(ppm)


Racer-4 + 0.1% Cu

2.672

7.15

489

15

Racer-4 + 0.2% Cu

2.582

6.89

513

34

Racer-4 + 0.05% Cu

2.873

7.01

446

28

Racer-4

2.587

8.36

485

71

Racer-4 + 0.05% TiO2

2.595

3.28

553

0


Sarma et al. Nanoscale Research Letters 2011 6:233   doi:10.1186/1556-276X-6-233

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