1. In this Schedule—
“average school lunch” (“cinio ysgol cyfartalog”) has the meaning given by paragraph 2 (1);
“group of schools” (“grŵp o ysgolion”) means two or more schools providing education for the same age range of pupils and which, where the schools provide secondary education, are either all co-educational, all boys’ single sex or all girls’ single sex;
“non-milk extrinsic sugars” (“siwgrau anghynhenid nad ydynt yn deillio o laeth”) means any sugar which is not contained within cell walls, except lactose in milk and milk products; and
“nutrient” (“maethyn”) means any substance listed in Table C.