Soweit ich das überblicke definiert FIRS keine eigene cargo translation table.
Es definiert jedoch die folgenden Frachtarten:

FIRS r895 schrieb:// Definition of the cargo labels
#define CLABEL_COAL "COAL"
#define CLABEL_IRONORE "IORE"
#define CLABEL_SAND "SAND"
#define CLABEL_GRAVEL "GRVL"
#define CLABEL_OIL "OIL_"
#define CLABEL_BAUXITE "AORE"
#define CLABEL_STEEL "STEL"
#define CLABEL_ALUMINIUM "ALUM"
#define CLABEL_LIVESTOCK "LVST"
#define CLABEL_MILK "MILK"
#define CLABEL_FRUITSANDVEGETABLES "FRVG"
#define CLABEL_GRAIN "GRAI"
#define CLABEL_SUGARCANE "SGCN"
#define CLABEL_FISH "FISH"
#define CLABEL_FOOD "FOOD"
#define CLABEL_GOODS "GOOD"
#define CLABEL_WATER "WATR"
#define CLABEL_SURVEYSUPPLIES "SVSP"
#define CLABEL_FARMSUPPLIES "FMSP"
#define CLABEL_ENGINEERINGSUPPLIES "ENSP"
#define CLABEL_WOOD "WOOD"
#define CLABEL_LUMBER "WDPR"
#define CLABEL_CHEMICALS "RFPR"
#define CLABEL_FUELOIL "PETR"
#define CLABEL_SCRAPMETAL "SCRP"
// #define CLABEL_PARTS "PART"
// #define CLABEL_PACKAGING "PACK"
#define CLABEL_MANUFACTURINGSUPPLIES "MNSP"
#define CLABEL_COTTON "CTTN"
#define CLABEL_WOOL "WOOL"
#define CLABEL_PASSENGERS "PASS"
#define CLABEL_MAIL "MAIL"
#define CLABEL_WASTE "WSTE"

Siehe auch unter 'cargo labels' auf http://wiki.ttdpatch.net/tiki-index.php?page=CargoTypes