Much has been written in the English press as to the necessity of conserving the coal used by the navy, known in trade circles as "smokeless." No coal is absolutely smokeless, but there are grades ...

However, due to a prohibition on selling and burning "smokey coal," many are use smokeless alternatives, which might not be ...

To the naked eye, the two lumps of coal are indistinguishable. However, when subjected to laboratory analysis, significant differences emerge, despite both being labelled as smokeless. CPL ...

Fuel suppliers in the north west are being encouraged to prioritise smokeless fuel to help reduce ... people who did not comply with a ban on burning coal in these areas were warned that they ...