31. Homefire Fire Logs, manufactured by De Lange BV of Rustenburgerweg 3, 1646 WJ Ursem, the Netherlands, which—
(a)comprise slackwax (as to approximately 50% of the total weight) and sawdust (as to approximately 50% of the total weight);
(b)were manufactured from those constituents by a process of heat treatment and extrusion;
(c)are firelogs that are approximately 280 millimetres in length, 75 millimetres in width and 75 millimetres in height, with a single groove running along each of the four 280 millimetre length faces;
(d)have an average weight of 1.1 kilograms per firelog; and
(e)have a sulphur content not exceeding 0.2% of the total weight.