some fixes (#16494)

* some fixes

* module deselect

* .

* .

* .

* .

code/game/objects/items.dm

@@ -650,8 +650,10 @@ var/list/global/slot_flags_enumeration = list(
 		return
 
 	//if we haven't made our blood_overlay already
-	if( !blood_overlay )
+	if(!blood_overlay)
 		generate_blood_overlay()
+	else
+		overlays.Remove(blood_overlay)
 
 	//Make the blood_overlay have the proper color then apply it.
 	blood_overlay.color = blood_color

code/game/objects/items/devices/scanners/health.dm

@@ -75,7 +75,7 @@
 	var/fake_oxy = max(rand(1,40), M.getOxyLoss(), (300 - (M.getToxLoss() + M.getFireLoss() + M.getBruteLoss())))
 	var/OX = M.getOxyLoss() > 50 	? 	span_bold("[M.getOxyLoss()]") 		: M.getOxyLoss()
 	var/TX = M.getToxLoss() > 50 	? 	span_bold("[M.getToxLoss()]")  		: M.getToxLoss()
-	var/BU = M.getFireLoss() > 50 	? 	span_bold("M.getFireLoss()]") 		: M.getFireLoss()
+	var/BU = M.getFireLoss() > 50 	? 	span_bold("[M.getFireLoss()]") 		: M.getFireLoss()
 	var/BR = M.getBruteLoss() > 50 	? 	span_bold("[M.getBruteLoss()]")  	: M.getBruteLoss()
 	var/analyzed_results = ""
 	if(M.status_flags & FAKEDEATH)

code/game/objects/structures/watercloset.dm

@@ -559,9 +559,22 @@
 		return
 	busy = 0
 
-	user.clean_blood()
 	if(ishuman(user))
-		user:update_inv_gloves()
+		var/mob/living/carbon/human/H = user
+		H.gunshot_residue = null
+		if(H.gloves)
+			H.gloves.clean_blood()
+			H.update_inv_gloves()
+			H.gloves.germ_level = 0
+		else
+			if(H.r_hand)
+				H.r_hand.clean_blood()
+			if(H.l_hand)
+				H.l_hand.clean_blood()
+			H.bloody_hands = 0
+			H.germ_level = 0
+	else
+		user.clean_blood()
 	for(var/mob/V in viewers(src, null))
 		V.show_message(span_notice("[user] washes their hands using \the [src]."))