more stuff i can't guarantee works by itself yet

code/modules/reagents/chemistry/machinery/reagentgrinder.dm

@@ -299,7 +299,7 @@
 	if(!beaker || stat & (NOPOWER|BROKEN))
 		return
 	operate_for(50, juicing = TRUE)
-	addtimer(CALLBACK(src, /obj/machinery/reagentgrinder/proc/mix_complete), 50)
+	addtimer(CALLBACK(src, TYPE_PROC_REF(/obj/machinery/reagentgrinder, mix_complete)), 50)
 
 /obj/machinery/reagentgrinder/proc/mix_complete()
 	if(beaker?.reagents.total_volume)

code/modules/reagents/chemistry/reagents/other_reagents.dm

@@ -1241,7 +1241,7 @@
 		to_chat(M, "<span class='warning'>You feel unstable...</span>")
 		M.Jitter(2)
 		current_cycle = 1
-		addtimer(CALLBACK(M, /mob/living/proc/bluespace_shuffle), 30)
+		addtimer(CALLBACK(M, TYPE_PROC_REF(/mob/living, bluespace_shuffle)), 30)
 	..()
 
 /mob/living/proc/bluespace_shuffle()