Part 3 Emission monitoring

The monitoring of emissions into air shall include at least the continuous monitoring of:

1. (a)

   gaseous sulphur dioxide and trioxide discharged from digestion and calcination from plants for the concentration of waste acid in installations using the sulphate process;

2. (b)

   chlorine from major sources within installations using the chloride process;

3. (c)

   dust from major sources.