Change Internals Breathing Sound (#617)

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

@@ -10,7 +10,7 @@
 
 	. = ..()
 
-	if(. && head?.clothing_flags & (STOPSPRESSUREDAMAGE | SNUG_FIT)) // We're not gonna look too hard about this.
+	if(. && istype(head) && head.clothing_flags & (STOPSPRESSUREDAMAGE | SNUG_FIT)) // We're not gonna look too hard about this.
 		playsound(src, 'sound/items/radio/receive.ogg', 15, play_directly_to_source = TRUE)
 
 /mob/living/carbon/human/say_mod(input, list/message_mods = list())
@@ -26,7 +26,7 @@
 
 /mob/living/carbon/human/Hear(message, atom/movable/speaker, datum/language/message_language, raw_message, radio_freq, list/spans, list/message_mods)
 	. = ..()
-	if(. && head?.clothing_flags & (STOPSPRESSUREDAMAGE | SNUG_FIT) && !radio_freq) // We're not gonna look too hard about this.
+	if(. && istype(head) && head.clothing_flags & (STOPSPRESSUREDAMAGE | SNUG_FIT) && !radio_freq) // We're not gonna look too hard about this.
 		var/static/sound/radio_sound = sound('sound/items/radio/receive.ogg', volume = 15)
 		src << radio_sound
 

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

@@ -137,7 +137,7 @@
 
 	// If we took a breath, we probably did that via internals.
 	if(check_breath(breath) && COOLDOWN_FINISHED(src, breath_sound_cd) && internal)
-		playsound(src, 'sound/voice/breathing.ogg', 5, play_directly_to_source = TRUE)
+		playsound(src, 'sound/voice/internals_hiss.ogg', 20, play_directly_to_source = TRUE)
 		COOLDOWN_START(src, breath_sound_cd, 3.5 SECONDS)
 
 	if(breath?.total_moles)

sound/voice/credits.txt

@@ -1,3 +1,5 @@
 borg_deathsound.ogg is spliced from two clips, both of which are under the CC Attribution license. The sound at https://freesound.org/people/simmfoc/sounds/28477/ was pitched down, sped up, and repeated a few times. https://freesound.org/people/nicStage/sounds/1522/ is then attached with a fadeout effect and lowered volume.
 
 all complianator sounds are licensed under CC-BY-SA by Michael Haugh (supermichael)
+
+internals_hiss.ogg is cut from https://freesound.org/people/kgatto/sounds/240263/ under CC Attribution 4.0