tweaks

code/game/atoms.dm

@@ -243,10 +243,8 @@ its easier to just keep the beam vertical.
 				for(var/datum/reagent/R in reagents.reagent_list)
 					user << "[R.volume] units of [R.name]"
 			else //Otherwise, just show the total volume
-				var/total_volume = 0
-				for(var/datum/reagent/R in reagents.reagent_list)
-					total_volume += R.volume
-				user << "[total_volume] units of various reagents"
+				if(reagents && reagents.reagent_list.len)
+					user << "[reagents.total_volume] units of various reagents."
 		else
 			user << "Nothing."
 

code/modules/mob/living/carbon/human/human.dm

@@ -1819,4 +1819,9 @@
 /mob/living/carbon/human/proc/get_full_print()
 	if(!dna || !dna.uni_identity)
 		return
-	return md5(dna.uni_identity)
+	return md5(dna.uni_identity)
+
+/mob/living/carbon/human/can_see_reagents()
+	for(var/obj/item/clothing/C in src) //If they have some clothing equipped that lets them see reagents, they can see reagents
+		if(C.scan_reagents)
+			return 1

code/modules/mob/mob.dm

@@ -1447,9 +1447,4 @@ mob/proc/yank_out_object()
 
 //Can the mob see reagents inside of containers?
 /mob/proc/can_see_reagents()
-	if(ishuman(src))
-		var/mob/living/carbon/human/H = src
-		for(var/obj/item/clothing/C in H) //If they have some clothing equipped that lets them see reagents, they can see reagents
-			if(C.scan_reagents)
-				return 1
 	return 0