64. For the purposes of this Part —
(a)a reduction factor is the figure which follows an “X” and oblique stroke in the group of columns headed “Simulants to be used” in the Table to this Part;
(b)a reduction factor is specified in relation to a specific food or group of foods where, in the Table —
(i)the food or group of foods is described in the column headed “Description of food”; and
(ii)“X” is placed in a column headed by a specified simulant opposite that food or group of foods followed by an oblique stroke and a reduction factor.