Amendment of regulation I of the principal regulations
2. In regulation 1(2) of the principal regulations (interpretation)—
(a)after the definition of “grindstone” there shall be inserted the following definition—
““knock out and shake out grid” means a grid used for mechanically separating moulding sand from mouldings and castings;”, and
(b)after the definition of “silica rock” there shall be inserted the following definition—
““skid transfer bank” means the area of a steel mill where the steel products moved from the area of its formation to the finishing area;”.