3 
Contents 
CHARACTERISTIC FEATURES OF DIFFERENT OIL TYPES 1 
CHARACTERISTIC FEATURES OF DIFFERENT OIL TYPES 2 
SUMMARY 5 
1 INTRODUCTION 6 
2 METHODOLOGY 8 
2.1 LIGHT FUEL OIL (GAS OIL, DIESEL, FUEL NO 2) 8 
2.1.1 Analysis 10 
2.1.1.1 GC screening 10 
2.1.1.2 GC-MS analysis (alternative parameters) 11 
2.2 LUBRICATING OIL 14 
2.2.1 Analysis 15 
2.2.1.1 GC screening 15 
2.2.1.2 GC-MS analysis 16 
2.3 HEAVY FUEL OIL (HFO, BUNKER C, FUEL NO 6) 19 
2.3.1 Analysis 20 
2.3.1.1 GC screening 20 
2.3.1.2 GC-MS analysis 23 
2.4 WASTE OIL (BILGE OIL, SLUDGE, SLOPS) 28 
2.4.1 Analysis 30 
2.4.1.1 GC screening 30 
2.3.1.2 GC-MS analysis 30 
2.5 CRUDE OIL 35 
2.5.1 Analysis 35 
2.5.1.1 GC screening 36 
2.5.1.2 GC-MS analysis 37 
3 CONCLUSION 47