CIE standard source A 1 Gas filled tungsten filament lamp operating at a correlated colour temperature of T68 2,855.6 K.

Like the tungsten filament of an ordinary incandescent lamp, if current increases, the ballast resistor gets hotter, its resistance goes up, and its voltage drop increases.

Chlorides, chloride oxides and chloride hydroxides bromides and bromide oxides iodides and iodide oxides

Sulphides of calcium, of antimony or of iron

Mackerel

Tungsten

Carbides of tungsten

Other generating sets

Other, of a value for duty purposes not exceeding R650

Tungsten waste and scrap (excl. ash and residues containing tungsten)

Tungsten powders

Hexagonal netting, of iron or steel wire, not welded at the intersection, plated or coated with zinc

b minor (low wattage) filament

Other appliances

Other, welded, of circular cross section, of iron or non alloy steel

Unrefined copper copper anodes for electrolytic refining

Stranded wire, ropes, cables, plaited bands, slings and the like, of iron or steel, not electrically insulated

Tungsten carbide drills! What the bloody hell's tungsten carbide drills?

Tungsten carbide and fused tungsten carbide are compounds of carbon and tungsten produced by heat treatment (carburisation in the first case, fusion in the second).

Electrical ignition or starting equipment of a kind used for spark ignition or compression ignition internal combustion engines (for example, ignition magnetos, magneto dynamos, ignition coils, sparking plugs and glow plugs, starter motors) generators (for example, dynamos, alternators) and cut outs of a kind used in conjunction with such engines

Loudspeakers, whether or not mounted in their enclosures

Of an output exceeding 75 kVA but not exceeding 375 kVA

Capable of operating without an external source of power

Electric accumulators, including separators therefor, whether or not rectangular (including square)

Of machinery of heading 8427

ISO studio tungsten

SECTION VI PRODUCTS OF THE CHEMICAL OR ALLIED INDUSTRIES

Arsenic

Medium oils of petroleum or bituminous minerals, for undergoing chemical transformation (excl. specific processes as defined in Additional Note 5 to chapter 27)

Aluminum waste and scrap

And it does have tungsten, a little bit of tungsten, left over, that's the kind of mine it was.

8 Dimensions shall be checked with O ring removed.

Unwrought tungsten, incl. bars and rods of tungsten obtained simply by sintering

Tungsten wire

Hexagonal netting, of iron or steel wire, not welded at the intersection, coated with plastics

Denatured or for industrial uses (including refining) other than the preservation or preparation of foodstuffs for human or animal consumption

Cotters and cotter pins

Chalk

Copper wire

Preparations, incl. premixes, for animal food, containing glucose, glucose syrup, maltodextrine or maltodextrine syrup but containing no starch or no milk products or containing  10 starch and  10 by weight of milk products (excl. dog or cat food put up for retail sale)

Of other agglomerated abrasives or of ceramics

Grill, netting and fencing, of iron or steel wire, not welded at the intersection, plated or coated with zinc (excl. hexagonal netting)

For replaceable filament lamps

Other bolts (excluding bolt ends, screw studs and screw studding) with hexagon heads

Refined copper and copper alloys, unwrought