Manufacture of other non-metallic mineral products n.e.c.
manufacture of glass wool and non-woven glass wool products, see 23109.manufacture of carbon or graphite gaskets, see 28199
manufacture of millstones, sharpening or polishing stones and natural or artificial products, including abrasive products on a soft base (e.g. sandpaper)
Pembuatan produk mineral bukan logam lain t.t.t.l.