Group 239 - Manufacture of non-metallic mineral products, n.e.c.

Group 239 sits in the PSIC 2019 hierarchy under C Manufacturing > 23 Manufacture of other Non-metallic Mineral Products. This group usually narrows the choice to a small family of classes such as Manufacture of refractory products, Manufacture of clay building materials, and Manufacture of other porcelain and ceramic products. It is useful when two or three neighboring activities look similar but should not be collapsed into one code.

This group is used when reviewers compare a short list of classes such as Manufacture of refractory products, Manufacture of clay building materials, and Manufacture of other porcelain and ceramic products and need to decide which family is the closest fit. It is common in internal classification review and administrative lookup work.

Use this group when the activity sits between similar classes such as Manufacture of refractory products, Manufacture of clay building materials, and Manufacture of other porcelain and ceramic products. The safest choice is the one whose wording matches the actual production, service or operating model most closely.