diff --git a/src/main/resources/assets/hbm/manual/material/plutonium-241.json b/src/main/resources/assets/hbm/manual/material/plutonium-241.json
index 8edf8eddc..b10bb4ed9 100644
--- a/src/main/resources/assets/hbm/manual/material/plutonium-241.json
+++ b/src/main/resources/assets/hbm/manual/material/plutonium-241.json
@@ -3,9 +3,11 @@
 	"icon": ["hbm:item.billet_pu241", 1, 0],
     "trigger": [["hbm:item.ingot_pu241"], ["hbm:item.billet_pu241"], ["hbm:item.nugget_pu241"]],
     "title": {
-        "en_US": "Plutonium-241"
+        "en_US": "Plutonium-241",
+		"ru_RU": "Плутоний-241"
     },
 	"content": {
-		"en_US": "Secondary fissile isotope of [[plutonium|Plutonium]]. Can be recovered from [[plutonium-240|Plutonium-240]]-rich spent [[RBMK]] fuels, as well as certain types of [[zirconium|Zirconium]] fast breefer fuels. Only used in specialized breeding fuels and as high enriched fuel, which is more powerful than its [[plutonium-239|Plutonium-239]] counterpart. Plutonium-241 in RBMKs yields [[americium-241|Americium-241]] and [[americium-242|Americium-242]] when reprocessed.<br><br>Highly radioactive."
+		"en_US": "Secondary fissile isotope of [[plutonium|Plutonium]]. Can be recovered from [[plutonium-240|Plutonium-240]]-rich spent [[RBMK]] fuels, as well as certain types of [[zirconium|Zirconium]] fast breefer fuels. Only used in specialized breeding fuels and as high enriched fuel, which is more powerful than its [[plutonium-239|Plutonium-239]] counterpart. Plutonium-241 in RBMKs yields [[americium-241|Americium-241]] and [[americium-242|Americium-242]] when reprocessed.<br><br>Highly radioactive.",
+		"ru_RU": "Вторичный делящийся изотоп [[плутония|Plutonium]]. Может быть извлечен из отработанных топлив [[РБМК|RBMK]], богатых [[плутонием-240|Plutonium-240]], а также из определенных типов [[циркониевых|Zirconium]] топлив быстрого размножения. Используется только в специализированных топливных стержнях для размножения и как высокообогащенное топливо, которое мощнее, чем его аналог [[плутоний-239|Plutonium-239]]. Плутоний-241 в РБМК при переработке дает [[америций-241|Americium-241]] и [[америций-242|Americium-242]].<br><br>Сильно радиоактивен."
 	}
 }