Paragraph 7 I1

comprise anthracite (as to approximately 50 per cent of the total weight), petroleum coke (as to approximately 20 to 40 per cent of the total weight), bituminous coal (as to approximately 10 to 30 per cent of the total weight) and starch based binder (as to the remaining weight);

were manufactured from those constituents by a process involving roll pressing and heat treatment;

are unmarked pillow shaped briquettes;

have an average weight of 50 grammes per briquette; and

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