From f922a3dda5b2b05d7cafd6d637e22bdaec874a85 Mon Sep 17 00:00:00 2001
From: Fermi <>
Date: Sat, 12 Oct 2019 07:18:39 +0100
Subject: [PATCH] Fast!!

---
 code/modules/reagents/chemistry/holder.dm           | 6 ++++--
 code/modules/reagents/chemistry/recipes/medicine.dm | 3 ++-
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/code/modules/reagents/chemistry/holder.dm b/code/modules/reagents/chemistry/holder.dm
index 957a2a1a52..7f363575ca 100644
--- a/code/modules/reagents/chemistry/holder.dm
+++ b/code/modules/reagents/chemistry/holder.dm
@@ -503,6 +503,8 @@
 
 				for(var/B in cached_required_reagents) //
 					multiplier = min(multiplier, round((get_reagent_amount(B) / cached_required_reagents[B]), CHEMICAL_QUANTISATION_LEVEL))
+				if(multiplier < 1)
+					return 0
 
 				for(var/B in cached_required_reagents)
 					remove_reagent(B, (multiplier * cached_required_reagents[B]), safety = 1, ignore_pH = TRUE)
@@ -545,11 +547,11 @@
 
 	var/list/cached_required_reagents = C.required_reagents//update reagents list
 	var/list/cached_results = C.results//resultant chemical list
-	var/multiplier = INFINITY
+	var/multiplier = 0
 
 	for(var/B in cached_required_reagents) //
 		multiplier = min(multiplier, round((get_reagent_amount(B) / cached_required_reagents[B]), 0.0001))
-	if (multiplier == 0)//clarity
+	if (multiplier <= 0)//clarity
 		fermiEnd()
 		return
 
diff --git a/code/modules/reagents/chemistry/recipes/medicine.dm b/code/modules/reagents/chemistry/recipes/medicine.dm
index d49e7a2d3d..15959d96ec 100644
--- a/code/modules/reagents/chemistry/recipes/medicine.dm
+++ b/code/modules/reagents/chemistry/recipes/medicine.dm
@@ -101,7 +101,8 @@
 	if(St.purity < 1)
 		St.volume *= St.purity
 		St.purity = 1
-	N.volume -= 0.002
+	var/amount = CLAMP(0.002, 0, N.volume)
+	N.volume -= amount
 	St.data["grown_volume"] = St.data["grown_volume"] + added_volume
 
 /datum/chemical_reaction/styptic_powder