PART B PART B
- (a)
Firing heavy clay goods or refractory goods other than heavy clay goods in a kiln where the activity does not fall within a description in Part A of this Section.
- (b)
Vapour glazing earthenware or clay with salts.
Firing heavy clay goods or refractory goods other than heavy clay goods in a kiln where the activity does not fall within a description in Part A of this Section.
Vapour glazing earthenware or clay with salts.