C	Untreated raw material
P	Hydrothermally pretreated material
E	Twin-screw extruded material
PE	Sequential pretreated material
MWL	Milled Wood Lignin
C-MWL	Milled wood lignin from raw chips
P-MWL	Milled wood lignin from hydrothermally pretreated material
CL	Lignin extracted from raw material
PL	Lignin extracted from hydrothermally pretreated material
EL	Lignin extracted from twin-screw extruded material
PEL	Lignin extracted from sequentially pretreated material
C-EtOH	Solid residue from raw material after lignin extraction
P-EtOH	Solid residue from hydrothermally pretreated material after lignin extraction
E-EtOH	Solid residue from twin-screw extruded material after lignin extraction
PE-EtOH	Solid residue from sequentially pretreated material after lignin extraction