Comparison of Different Strategies for Selection/Adaptation of Mixed Microbial Cultures Able to Ferment Crude Glycerol Derived from Second-Generation Biodiesel

Table 1

Crude glycerol characteristics.

Content	Typical values
Raw glycerine	75%
Fat	10%
Methanol	<1%
Sulphur	1-2%
Moisture	10%
Ash	5%
Density	1.2–1.3 Kg/L
pH	1.5