2. In lead-acid battery manufacturing processes—
(a)the manipulation of lead-oxides;
(b)mixing or pasting in connection with the manufacture or repair of lead-acid batteries;
(c)the melting or casting of lead;
(d)the trimming, abrading or cutting of pasted plates in connection with the manufacture or repair of lead-acid batteries; and
(e)the cleaning of any place where any of the above processes are carried out.