Updates reagents a bit.

code/__DEFINES/flags.dm

@@ -56,9 +56,6 @@ GLOBAL_LIST_INIT(bitflags, list(1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 204
 #define FLYING (1<<1)
 #define VENTCRAWLING (1<<2)
 
-// Flags for reagents
-#define REAGENT_NOREACT (1<<0)
-
 //Fire and Acid stuff, for resistance_flags
 #define LAVA_PROOF		(1<<0)
 #define FIRE_PROOF		(1<<1) //100% immune to fire damage (but not necessarily to lava or heat)

code/__DEFINES/reagents.dm

@@ -2,7 +2,7 @@
 #define LIQUID			2
 #define GAS				3
 
-// container_type defines
+// reagents_flags defines
 #define INJECTABLE		(1<<0)	// Makes it possible to add reagents through droppers and syringes.
 #define DRAWABLE		(1<<1)	// Makes it possible to remove reagents through syringes.
 
@@ -11,6 +11,7 @@
 
 #define TRANSPARENT		(1<<4)	// Used on containers which you want to be able to see the reagents off.
 #define AMOUNT_VISIBLE	(1<<5)	// For non-transparent containers that still have the general amount of reagents in them visible.
+#define NO_REACT        (1<<6)  // Applied to a reagent holder, the contents will not react with each other.
 
 // Is an open container for all intents and purposes.
 #define OPENCONTAINER 	(REFILLABLE | DRAINABLE | TRANSPARENT)