diff --git a/lang/norwegian.txt b/lang/norwegian.txt
--- a/lang/norwegian.txt
+++ b/lang/norwegian.txt
@@ -2819,3 +2819,14 @@ STR_MAGLEV_VEHICLES                     
 
 STR_TINY_BLACK                                                  :{BLACK}{TINYFONT}{COMMA16}
 
+STR_PURCHASE_INFO_COST_WEIGHT                                   :{BLACK}Kostnad: {GOLD}{CURRENCY}{BLACK} Vekt: {GOLD}{COMMA16}t
+STR_PURCHASE_INFO_SPEED_POWER                                   :{BLACK}Hastighet: {GOLD}{VELOCITY}{BLACK}   Effekt: {GOLD}{COMMA32}hk
+STR_PURCHASE_INFO_RUNNINGCOST                                   :{BLACK}Driftskostnad: {GOLD}{CURRENCY}/år
+STR_PURCHASE_INFO_CAPACITY                                      :{BLACK}Kapasitet: {GOLD}{STRING} {STRING}
+STR_PURCHASE_INFO_DESIGNED_LIFE                                 :{BLACK}Markedsintrodusert: {GOLD}{NUMU16}{BLACK} Levetid: {GOLD}{COMMA16} år
+STR_PURCHASE_INFO_RELIABILITY                                   :{BLACK}Maks pålitelighet: {GOLD}{COMMA8}%
+STR_PURCHASE_INFO_COST                                          :{BLACK}Kostnad: {GOLD}{CURRENCY}
+STR_PURCHASE_INFO_WEIGHT_CWEIGHT                                :{BLACK}Vekt: {GOLD}{COMMA16}t  ({COMMA16}t)
+STR_PURCHASE_INFO_COST_SPEED                                    :{BLACK}Kostnad: {GOLD}{CURRENCY}{BLACK} Hastighet: {GOLD}{VELOCITY}
+STR_PURCHASE_INFO_AIRCRAFT_CAPACITY                             :{BLACK}Kapasitet: {GOLD}{COMMA16} passasjerer, {COMMA16} sekker post
+STR_PURCHASE_INFO_PWAGPOWER_PWAGWEIGHT                          :{BLACK}Lokomotivvogner: {GOLD}+{COMMA16}hk{BLACK} Vekt: {GOLD}+{COMMA8}t