Aluminium chip

metallic Particle of iron, chrome, nickel, manganese and silicon (stainless steel) and oxygen with constituents of carbon

Conglomerate of zinc with impurities of titanium, calcium, silicon, aluminium, magnesium and oxygen

Metallic particle of iron oxid with constituents of sodium and carbon

Hints of zinc and carbon as well as elements, which point to glass

Chip of copper with impurities

Chip of stannous

Hints of iron and zinc, probably oxidised, oxides of silicon, eventually salts (chloride) of aluminium, sodium, magnesium, potassic and calcium, also phosphorus and sulfur

Hints of zinc, iron, oxid of silicon, salts of sodium, potassic and calcium

AlSiCu-chip

Chip of iron

AlSi-chip, other elements come from the surrounding fibres

AlCu-chip

Chip of iron with impurities

Chip of brass with impurities - copper, zinc, sulfur, iron, silver, oxygen, carbon

Chip of aluminium - aluminium, oxygen, carbon

metallic Particle of iron, silicon and carbon (chip of iron, alloy of silicon, magnetically soft steel FeSi)

metallic Particle of iron, manganese, chrome and carbon (chip of iron, low alloyed steel)