Paragraph 16 Common provisions
The following information shall be legibly and durably marked on the danger signs displayed in accordance with paragraph 15 above—
(a)
in the upper half of each sign, the trefoil conforming to figure 1 in Part III of this Schedule; and
(b)
in the lower half of each sign—
(i)
the word “RADIOACTIVE”, and
(ii)
the figure “7”, measuring not less than 25 mm in height.