Found a pH overflow.

code/modules/reagents/chemistry/holder.dm

@@ -129,6 +129,7 @@
 	if(total_volume > 0)
 		var/part = amount / total_volume
 		for(var/reagent in cached_reagents)
+			pH = 7
 			var/datum/reagent/R = reagent
 			remove_reagent(R.id, R.volume * part)
 

code/modules/surgery/organs/vocal_cords.dm

@@ -961,7 +961,7 @@
 
 			//health
 			switch(H.health)
-				if(100)
+				if(100 to INFINITY)
 					speaktrigger += "I feel fit, "
 				if(80 to 99)
 					speaktrigger += "I ache a little bit, "

modular_citadel/code/modules/reagents/chemistry/reagents/SDGF.dm

@@ -208,7 +208,7 @@ IMPORTANT FACTORS TO CONSIDER WHILE BALANCING
 /datum/reagent/fermi/SDGFtox
 	name = "synthetic-derived growth factor"
 	id = "SDGFtox"
-	description = "A chem that makes Fermis angry at you if you're reading this, how did you get this???"
+	description = "A chem that makes a certain chemcat angry at you if you're reading this, how did you get this???"//i.e. tell me please, figure it's a good way to get pinged for bugfixes.
 	metabolization_rate = 1
 
 /datum/reagent/fermi/SDGFtox/on_mob_life(mob/living/carbon/M)//Damages the taker if their purity is low. Extended use of impure chemicals will make the original die. (thus can't be spammed unless you've very good)