diff --git a/GainStation13/code/modules/atmospherics/gasmixtures/reactions.dm b/GainStation13/code/modules/atmospherics/gasmixtures/reactions.dm
index 1abd8e77ee..4be7b5f717 100644
--- a/GainStation13/code/modules/atmospherics/gasmixtures/reactions.dm
+++ b/GainStation13/code/modules/atmospherics/gasmixtures/reactions.dm
@@ -11,7 +11,6 @@
 	)
 
 /datum/gas_reaction/lipoifium_formation/react(datum/gas_mixture/air)
-	// TODO: make the reaction exothermic, and make it more efficient at lower temperatures
 	if (air.get_moles(GAS_BZ) < 15 || air.get_moles(GAS_TRITIUM) < 15)
 		return NO_REACTION
 	var/temperature = air.return_temperature()
@@ -24,10 +23,11 @@
 		reaction_efficiency = -((temperature - 5) / 95) + 1		// will equal 1 at 5 kelvin, and will linearly fall until 0 at 100k
 
 	var/energy_released = reaction_efficiency * FIRE_CARBON_ENERGY_RELEASED
+	var/old_heat_capacity = air.heat_capacity()
 	air.adjust_moles(GAS_FAT, reaction_efficiency)
 	air.adjust_moles(GAS_TRITIUM, -reaction_efficiency / 2)
 	air.adjust_moles(GAS_BZ, -reaction_efficiency / 2)
-	var/heat_capacity = air.heat_capacity()
-	air.set_temperature(max(temperature + energy_released / heat_capacity, TCMB))
+	var/new_heat_capacity = air.heat_capacity()
+	air.set_temperature(max((temperature * old_heat_capacity + energy_released) / new_heat_capacity, TCMB))
 
 	return REACTING