HC Deb 23 October 1950 vol 478 c295W
85. Miss Ward

asked the Minister of Fuel and Power how far he estimates that the lower calorific value of coal has been responsible for the increase in industrial consumption.

Mr. P. Noel-Baker

No general statistics are available which show the changes in the average calorific value of the coal supplies to industry. But there is no evidence to suggest that there has been any appreciable reduction in the calorific value in recent years.

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