diff --git a/code/game/objects/items/weapons/tools.dm b/code/game/objects/items/weapons/tools.dm
index 72615b43033..6d1b3a4121d 100644
--- a/code/game/objects/items/weapons/tools.dm
+++ b/code/game/objects/items/weapons/tools.dm
@@ -490,7 +490,7 @@
 						return
 
 					user.visible_message("\red \The [user] patches some dents on \the [M] with \the [src]",\
-						"\red \You patches some of the dents on \the [M].",\
+						"\red You patch some of the dents on \the [M].",\
 						"You hear a welder.")
 					H.heal_overall_damage(5,0)
 					return
diff --git a/code/modules/mob/living/carbon/human/human.dm b/code/modules/mob/living/carbon/human/human.dm
index 8d198123db0..1ceec2a6b90 100644
--- a/code/modules/mob/living/carbon/human/human.dm
+++ b/code/modules/mob/living/carbon/human/human.dm
@@ -85,6 +85,7 @@
 	hud_list[SPECIALROLE_HUD] = image('icons/mob/hud.dmi', src, "hudblank")
 	hud_list[STATUS_HUD_OOC]  = image('icons/mob/hud.dmi', src, "hudhealthy")
 
+
 	..()
 
 	if(dna)
@@ -931,8 +932,13 @@
 			xylophone=0
 	return
 
+
 /mob/living/carbon/human/proc/vomit(hairball=0)
 	if(stat==2)return
+
+	if(species.flags & IS_SYNTHETIC)
+		return //Machines don't throw up.
+
 	if(!lastpuke)
 		lastpuke = 1
 		src << "<spawn class='warning'>You feel nauseous..."
diff --git a/code/modules/mob/living/carbon/human/human_damage.dm b/code/modules/mob/living/carbon/human/human_damage.dm
index 1c61af73353..5ed404d2d71 100644
--- a/code/modules/mob/living/carbon/human/human_damage.dm
+++ b/code/modules/mob/living/carbon/human/human_damage.dm
@@ -75,6 +75,10 @@
 
 /mob/living/carbon/human/adjustCloneLoss(var/amount)
 	..()
+
+	if(species.flags & IS_SYNTHETIC)
+		return
+
 	var/heal_prob = max(0, 80 - getCloneLoss())
 	var/mut_prob = min(80, getCloneLoss()+10)
 	if (amount > 0)
diff --git a/code/modules/mob/living/carbon/human/life.dm b/code/modules/mob/living/carbon/human/life.dm
index 292be653b44..e8d4b4cb51e 100644
--- a/code/modules/mob/living/carbon/human/life.dm
+++ b/code/modules/mob/living/carbon/human/life.dm
@@ -256,6 +256,9 @@
 
 	proc/handle_mutations_and_radiation()
 
+		if(species.flags & IS_SYNTHETIC) //Robots don't suffer from mutations or radloss.
+			return
+
 		if(getFireLoss())
 			if((M_RESIST_HEAT in mutations) || (prob(1)))
 				heal_organ_damage(0,1)
@@ -279,6 +282,7 @@
 				radiation = 0
 
 			else
+
 				if(species.flags & RAD_ABSORB)
 					var/rads = radiation/25
 					radiation -= rads
@@ -288,8 +292,6 @@
 					adjustToxLoss(-(rads))
 					updatehealth()
 					return
-				if(species.flags & IS_SYNTHETIC)
-					return
 
 				var/damage = 0
 				switch(radiation)