… goods (for example, retorts, crucibles, muffles, nozzles, plugs, supports, cupels, tubes, pipes, sheaths, rods and …
Explanatory notes
… goods (for example, retorts, crucibles, muffles, nozzles, plugs, supports, cupels, tubes, pipes, sheaths, rods and … for industrial or laboratory use, muffles, nozzles, plugs, burner jets and similar parts of furnaces; saggars, …