Analysis of information sources in references of the Wikipedia article "الفحم في أستراليا" in Arabic language version.
These coals differ from the Tertiary brown coals of North America in that they have a much lower ash yield...
...its high moisture content - which ranges from 48-70 per cent - reduces its effective energy content
{{استشهاد بخبر}}: |مؤلف= باسم عام (مساعدة)...its high moisture content - which ranges from 48-70 per cent - reduces its effective energy content
These coals differ from the Tertiary brown coals of North America in that they have a much lower ash yield...
{{استشهاد بخبر}}: |مؤلف= باسم عام (مساعدة)