diff --git a/lang/spanish.txt b/lang/spanish.txt
--- a/lang/spanish.txt
+++ b/lang/spanish.txt
@@ -328,11 +328,11 @@ STR_UNITS_WEIGHT_LONG_SI                
 
 STR_UNITS_VOLUME_SHORT_IMPERIAL                                 :{COMMA}gal
 STR_UNITS_VOLUME_SHORT_METRIC                                   :{COMMA}l
-STR_UNITS_VOLUME_SHORT_SI                                       :{COMMA}m?
+STR_UNITS_VOLUME_SHORT_SI                                       :{COMMA}m³
 
 STR_UNITS_VOLUME_LONG_IMPERIAL                                  :{COMMA} galón{P "" s}
 STR_UNITS_VOLUME_LONG_METRIC                                    :{COMMA} litro{P "" s}
-STR_UNITS_VOLUME_LONG_SI                                        :{COMMA} m?
+STR_UNITS_VOLUME_LONG_SI                                        :{COMMA} m³
 
 
 ############ range for menu	starts
@@ -889,8 +889,8 @@ STR_CURR_ITL                            
 STR_CURR_NLG                                                    :Florín Holandés (NLG)
 STR_CURR_NOK                                                    :Corona Noruega(NOK)
 STR_CURR_PLN                                                    :Zloty Polaco (PLN)
-STR_CURR_ROL                                                    :Leu Rumano (Lei)
-STR_CURR_RUR                                                    :Rublo Ruso (rur)
+STR_CURR_ROL                                                    :Leu Rumano (ROL)
+STR_CURR_RUR                                                    :Rublo Ruso (RUR)
 STR_CURR_SEK                                                    :Corona Sueca (SEK)
 
 STR_CURR_CUSTOM                                                 :Personalizado...
@@ -1337,7 +1337,7 @@ STR_NETWORK_CONNECTING_6                
 STR_NETWORK_CONNECTING_SPECIAL_1                                :{BLACK}Recibiendo información del juego..
 STR_NETWORK_CONNECTING_SPECIAL_2                                :{BLACK}Recibiendo información empresa..
 ############ End of leave-in-this-order
-STR_NETWORK_CONNECTING_WAITING                                  :{BLACK}{NUM} cliente(s) delante de usted
+STR_NETWORK_CONNECTING_WAITING                                  :{BLACK}{NUM} cliente{P "" s} delante de usted
 STR_NETWORK_CONNECTING_DOWNLOADING                              :{BLACK}{NUM} / {NUM} kbytes descargados
 
 STR_NETWORK_DISCONNECT                                          :{BLACK}Desconectado
@@ -2034,7 +2034,7 @@ STR_7037_PRESIDENT                      
 STR_7038_INAUGURATED                                            :{GOLD}Inaugurado: {WHITE}{NUM}
 STR_7039_VEHICLES                                               :{GOLD}Vehiculos:
 STR_TRAINS                                                      :{WHITE}{COMMA} tren{P "" es}
-STR_ROAD_VEHICLES                                               :{WHITE}{COMMA} veh{P "" "s"}. carret{P "er" ""}a
+STR_ROAD_VEHICLES                                               :{WHITE}{COMMA} veh{P "" s}. carret{P er ""}a
 STR_AIRCRAFT                                                    :{WHITE}{COMMA} aeroplano{P "" s}
 STR_SHIPS                                                       :{WHITE}{COMMA} barco{P "" s}
 STR_7042_NONE                                                   :{WHITE}Ninguno