5.2.4.2.1 Granulated iron accelerator, e.g. as supplied by the supplier of the furnace
5.2.4.2.2 Granulated tungsten accelerator, e.g. as supplied by the supplier of the furnace.
5.2.4.2.3 Granulated copper accelerator, e.g.as supplied by the supplier of the furnace.
5.2.4.2.4 Oxygen, 99,99 % or 99,5 %.
.