diff --git a/apps/math_toolbox.cpp b/apps/math_toolbox.cpp
index 11c810c05..08107ec92 100644
--- a/apps/math_toolbox.cpp
+++ b/apps/math_toolbox.cpp
@@ -187,15 +187,8 @@ const ToolboxMessageTree unitPowerWattChildren[] = {
 };
 
 const ToolboxMessageTree unitElectricChargeCoulombChildren[] = {
-  ToolboxMessageTree::Leaf(I18n::Message::UnitChargeCoulombTeraSymbol, I18n::Message::UnitChargeCoulombTera),
-  ToolboxMessageTree::Leaf(I18n::Message::UnitChargeCoulombGigaSymbol, I18n::Message::UnitChargeCoulombGiga),
-  ToolboxMessageTree::Leaf(I18n::Message::UnitChargeCoulombMegaSymbol, I18n::Message::UnitChargeCoulombMega),
-  ToolboxMessageTree::Leaf(I18n::Message::UnitChargeCoulombKiloSymbol, I18n::Message::UnitChargeCoulombKilo),
   ToolboxMessageTree::Leaf(I18n::Message::UnitChargeCoulombSymbol, I18n::Message::UnitChargeCoulomb),
-  ToolboxMessageTree::Leaf(I18n::Message::UnitChargeCoulombMilliSymbol, I18n::Message::UnitChargeCoulombMilli),
-  ToolboxMessageTree::Leaf(I18n::Message::UnitChargeCoulombMicroSymbol, I18n::Message::UnitChargeCoulombMicro),
-  ToolboxMessageTree::Leaf(I18n::Message::UnitChargeCoulombNanoSymbol, I18n::Message::UnitChargeCoulombNano),
-  ToolboxMessageTree::Leaf(I18n::Message::UnitChargeCoulombPicoSymbol, I18n::Message::UnitChargeCoulombPico)};
+};
 
 const ToolboxMessageTree unitPotentialVoltChildren[] = {
   ToolboxMessageTree::Leaf(I18n::Message::UnitPotentialVoltTeraSymbol, I18n::Message::UnitPotentialVoltTera),
diff --git a/apps/shared.universal.i18n b/apps/shared.universal.i18n
index a7202aa18..193499794 100644
--- a/apps/shared.universal.i18n
+++ b/apps/shared.universal.i18n
@@ -55,15 +55,7 @@ UnitPowerWattKiloSymbol = "_kW"
 UnitPowerWattSymbol = "_W"
 UnitPowerWattMilliSymbol = "_mW"
 UnitPowerWattMicroSymbol = "_μW"
-UnitChargeCoulombTeraSymbol = "_TC"
-UnitChargeCoulombGigaSymbol = "_GC"
-UnitChargeCoulombMegaSymbol = "_MC"
-UnitChargeCoulombKiloSymbol = "_kC"
 UnitChargeCoulombSymbol = "_C"
-UnitChargeCoulombMilliSymbol = "_mC"
-UnitChargeCoulombMicroSymbol = "_μC"
-UnitChargeCoulombNanoSymbol = "_nC"
-UnitChargeCoulombPicoSymbol = "_pC"
 UnitPotentialVoltTeraSymbol = "_TV"
 UnitPotentialVoltGigaSymbol = "_GV"
 UnitPotentialVoltMegaSymbol = "_MV"
diff --git a/apps/toolbox.de.i18n b/apps/toolbox.de.i18n
index e176e309d..2722551d1 100644
--- a/apps/toolbox.de.i18n
+++ b/apps/toolbox.de.i18n
@@ -73,15 +73,7 @@ UnitPowerWatt = "Watt"
 UnitPowerWattMilli = "Milliwatt"
 UnitPowerWattMicro = "Microwatt"
 UnitElectricChargeMenu = "Electric charge"
-UnitChargeCoulombTera = "Teracoulomb"
-UnitChargeCoulombGiga = "Gigacoulomb"
-UnitChargeCoulombMega = "Megacoulomb"
-UnitChargeCoulombKilo = "Kilocoulomb"
 UnitChargeCoulomb = "Coulomb"
-UnitChargeCoulombMilli = "Millicoulomb"
-UnitChargeCoulombMicro = "Microcoulomb"
-UnitChargeCoulombNano = "Nanocoulomb"
-UnitChargeCoulombPico = "Picocoulomb"
 UnitPotentialMenu = "Electric potential"
 UnitPotentialVoltTera = "Teravolt"
 UnitPotentialVoltGiga = "Gigavolt"
diff --git a/apps/toolbox.en.i18n b/apps/toolbox.en.i18n
index 26fd2aec5..33cb542d8 100644
--- a/apps/toolbox.en.i18n
+++ b/apps/toolbox.en.i18n
@@ -73,15 +73,7 @@ UnitPowerWatt = "Watt"
 UnitPowerWattMilli = "Milliwatt"
 UnitPowerWattMicro = "Microwatt"
 UnitElectricChargeMenu = "Electric charge"
-UnitChargeCoulombTera = "Teracoulomb"
-UnitChargeCoulombGiga = "Gigacoulomb"
-UnitChargeCoulombMega = "Megacoulomb"
-UnitChargeCoulombKilo = "Kilocoulomb"
 UnitChargeCoulomb = "Coulomb"
-UnitChargeCoulombMilli = "Millicoulomb"
-UnitChargeCoulombMicro = "Microcoulomb"
-UnitChargeCoulombNano = "Nanocoulomb"
-UnitChargeCoulombPico = "Picocoulomb"
 UnitPotentialMenu = "Electric potential"
 UnitPotentialVoltTera = "Teravolt"
 UnitPotentialVoltGiga = "Gigavolt"
diff --git a/apps/toolbox.es.i18n b/apps/toolbox.es.i18n
index 985bc413d..6744feb06 100644
--- a/apps/toolbox.es.i18n
+++ b/apps/toolbox.es.i18n
@@ -73,15 +73,7 @@ UnitPowerWatt = "Watt"
 UnitPowerWattMilli = "Milliwatt"
 UnitPowerWattMicro = "Microwatt"
 UnitElectricChargeMenu = "Electric charge"
-UnitChargeCoulombTera = "Teracoulomb"
-UnitChargeCoulombGiga = "Gigacoulomb"
-UnitChargeCoulombMega = "Megacoulomb"
-UnitChargeCoulombKilo = "Kilocoulomb"
 UnitChargeCoulomb = "Coulomb"
-UnitChargeCoulombMilli = "Millicoulomb"
-UnitChargeCoulombMicro = "Microcoulomb"
-UnitChargeCoulombNano = "Nanocoulomb"
-UnitChargeCoulombPico = "Picocoulomb"
 UnitPotentialMenu = "Electric potential"
 UnitPotentialVoltTera = "Teravolt"
 UnitPotentialVoltGiga = "Gigavolt"
diff --git a/apps/toolbox.fr.i18n b/apps/toolbox.fr.i18n
index f635f0708..7c9f1ca45 100644
--- a/apps/toolbox.fr.i18n
+++ b/apps/toolbox.fr.i18n
@@ -73,15 +73,7 @@ UnitPowerWatt = "Watt"
 UnitPowerWattMilli = "Milliwatt"
 UnitPowerWattMicro = "Microwatt"
 UnitElectricChargeMenu = "Charge électrique"
-UnitChargeCoulombTera = "Teracoulomb"
-UnitChargeCoulombGiga = "Gigacoulomb"
-UnitChargeCoulombMega = "Megacoulomb"
-UnitChargeCoulombKilo = "Kilocoulomb"
 UnitChargeCoulomb = "Coulomb"
-UnitChargeCoulombMilli = "Millicoulomb"
-UnitChargeCoulombMicro = "Microcoulomb"
-UnitChargeCoulombNano = "Nanocoulomb"
-UnitChargeCoulombPico = "Picocoulomb"
 UnitPotentialMenu = "Tension électrique"
 UnitPotentialVoltTera = "Teravolt"
 UnitPotentialVoltGiga = "Gigavolt"
diff --git a/apps/toolbox.pt.i18n b/apps/toolbox.pt.i18n
index 0092e8dd9..677880308 100644
--- a/apps/toolbox.pt.i18n
+++ b/apps/toolbox.pt.i18n
@@ -73,15 +73,7 @@ UnitPowerWatt = "Watt"
 UnitPowerWattMilli = "Milliwatt"
 UnitPowerWattMicro = "Microwatt"
 UnitElectricChargeMenu = "Electric charge"
-UnitChargeCoulombTera = "Teracoulomb"
-UnitChargeCoulombGiga = "Gigacoulomb"
-UnitChargeCoulombMega = "Megacoulomb"
-UnitChargeCoulombKilo = "Kilocoulomb"
 UnitChargeCoulomb = "Coulomb"
-UnitChargeCoulombMilli = "Millicoulomb"
-UnitChargeCoulombMicro = "Microcoulomb"
-UnitChargeCoulombNano = "Nanocoulomb"
-UnitChargeCoulombPico = "Picocoulomb"
 UnitPotentialMenu = "Electric potential"
 UnitPotentialVoltTera = "Teravolt"
 UnitPotentialVoltGiga = "Gigavolt"