4.—(1) Where a product containing asbestos may undergo processing or finishing it must bear a label containing safety instructions appropriate to the particular product and in particular the following instructions—
“operate if possible out of doors in a well-ventilated place”;
“preferably use hand tools or low speed tools equipped, if necessary, with an appropriate dust extraction facility. If high speed tools are used, they should always be so equipped”;
“if possible, dampen before cutting or drilling”; and
“dampen dust, place it in a properly closed receptacle and dispose of it safely”.
(2) Additional safety information given on a label must not detract from or contradict the safety information given in accordance with sub-paragraph (1).