Paragraph 43

As made

Thermac briquettes, manufactured by Coal Products Limited at Immingham Briquetting Works, Immingham, North East Lincolnshire, which–

(a)

comprise anthracite (as to approximately 90 per cent of the total weight) and cold-setting organic binder (as to the remaining weight);

(b)

were manufactured from those constituents by a process involving roll-pressing;

(c)

are unmarked pillow-shaped briquettes;

(d)

have an average weight of 48 grammes per briquette; and

(e)

have a sulphur content not exceeding 1.5 per cent of the total weight.