diff --git a/code/modules/atmospherics/gasmixtures/reactions.dm b/code/modules/atmospherics/gasmixtures/reactions.dm
index 3c0e403fe5..5b77db3402 100644
--- a/code/modules/atmospherics/gasmixtures/reactions.dm
+++ b/code/modules/atmospherics/gasmixtures/reactions.dm
@@ -146,8 +146,6 @@
 		if(temperature_scale > 0)
 			var/o2 = cached_gases[/datum/gas/oxygen] ? cached_gases[/datum/gas/oxygen][MOLES] : 0
 			oxygen_burn_rate = OXYGEN_BURN_RATE_BASE - temperature_scale
-			if (o2 > cached_gases[/datum/gas/plasma][MOLES]*PLASMA_OXYGEN_FULLBURN)
-				plasma_burn_rate = (cached_gases[/datum/gas/plasma][MOLES]*temperature_scale)/PLASMA_BURN_RATE_DELTA
 			if(o2 / cached_gases[/datum/gas/plasma][MOLES] > SUPER_SATURATION_THRESHOLD) //supersaturation. Form Tritium.
 				super_saturation = TRUE
 			if(o2 > cached_gases[/datum/gas/plasma][MOLES]*PLASMA_OXYGEN_FULLBURN)