31. Dual briquettes manufactured by Coal Products Limited at Immingham Briquetting Works, Immingham, North East Lincolnshire which–E+W
(a)comprise petroleum coke (as to approximately 55 to 80% of the total weight), anthracite (as to approximately 8 to 20% of the total weight), bituminous coal (as to approximately 8 to 20% of the total weight) and an organic binder (as the remaining weight);
(b)manufactured from those constituents by a process involving roll-pressing and cold cure;
(c)are unmarked square pillow-shaped briquettes;
(d)have an average weight of 100 grams per briquette; and
(e)have a sulphur content not exceeding 2% of the total weight.
Commencement Information
I1Sch. para. 31 in force at 6.2.2019, see reg. 1(1)