Table 2. Comparison of hydrogen contents of cabbage waste with other biomasses reported.

Biomass	H (wt%)	References
Cabbage waste	4.23	Present study
Rice husks	6.62	40
Oat straw	6.16	40
Olive husks	6.96	41
Pinewood	6.40	41
Willow, SRC	5.54	42
Banana peel	5.67	12
Pine bark	5.90	43
Wheat straw	6.11	43
Olive residue	6.82	42
Beech wood	5.42	8
Pine needles	7.08	9
Pinewood sawdust	6.06	15
Mango peel	5.17	39
Douglas fir	6.91	10
Pine sawdust	6.04	44
Twigs	5.88	45