diff --git a/code/ATMOSPHERICS/atmospherics.dm b/code/ATMOSPHERICS/atmospherics.dm
index 7f70c5ab29e..c59936247b7 100644
--- a/code/ATMOSPHERICS/atmospherics.dm
+++ b/code/ATMOSPHERICS/atmospherics.dm
@@ -103,28 +103,56 @@ Pipelines + Other Objects -> Pipe network
/obj/machinery/atmospherics/attackby(var/obj/item/weapon/W as obj, var/mob/user as mob, params)
if(can_unwrench && istype(W, /obj/item/weapon/wrench))
- var/turf/T = src.loc
+ var/turf/T = get_turf(src)
if (level==1 && isturf(T) && T.intact)
user << "You must remove the plating first!"
return 1
var/datum/gas_mixture/int_air = return_air()
var/datum/gas_mixture/env_air = loc.return_air()
add_fingerprint(user)
- if ((int_air.return_pressure()-env_air.return_pressure()) > 2*ONE_ATMOSPHERE)
- user << "You cannot unwrench this [src], it is too exerted due to internal pressure!"
- return 1
+
+ var/unsafe_wrenching = FALSE
+ var/internal_pressure = int_air.return_pressure()-env_air.return_pressure()
+
playsound(src.loc, 'sound/items/Ratchet.ogg', 50, 1)
user << "You begin to unfasten \the [src]..."
+ if (internal_pressure > 2*ONE_ATMOSPHERE)
+ user << "As you begin unwrenching \the [src] a gush of air blows in your face... maybe you should reconsider?"
+ unsafe_wrenching = TRUE //Oh dear oh dear
+
if (do_after(user, 40) && !gc_destroyed)
user.visible_message( \
"[user] unfastens \the [src].", \
"You unfasten \the [src].", \
"You hear ratchet.")
investigate_log("was REMOVED by [key_name(usr)]", "atmos")
+
+ //You unwrenched a pipe full of pressure? let's splat you into the wall silly.
+ if(unsafe_wrenching)
+ unsafe_pressure_release(user,internal_pressure)
Deconstruct()
+
else
return ..()
+
+//Called when an atmospherics object is unwrenched while having a large pressure difference
+//with it's locs air contents.
+/obj/machinery/atmospherics/proc/unsafe_pressure_release(var/mob/user,var/pressures)
+ if(!user)
+ return
+
+ if(!pressures)
+ var/datum/gas_mixture/int_air = return_air()
+ var/datum/gas_mixture/env_air = loc.return_air()
+ pressures = int_air.return_pressure()-env_air.return_pressure()
+
+ var/fuck_you_dir = get_dir(src,user)
+ var/turf/general_direction = get_edge_target_turf(user,fuck_you_dir)
+ user.visible_message("[user] is sent flying by pressure!","The pressure sends you flying!")
+ //Values based on 2*ONE_ATMOS (the unsafe pressure), resulting in 20 range and 4 speed
+ user.throw_at(general_direction,pressures/10,pressures/50)
+
/obj/machinery/atmospherics/Deconstruct()
if(can_unwrench)
var/turf/T = loc
diff --git a/code/ATMOSPHERICS/components/binary_devices/binary_atmos_base.dm b/code/ATMOSPHERICS/components/binary_devices/binary_atmos_base.dm
index 0fb64c3b1c4..e36e7989db4 100644
--- a/code/ATMOSPHERICS/components/binary_devices/binary_atmos_base.dm
+++ b/code/ATMOSPHERICS/components/binary_devices/binary_atmos_base.dm
@@ -160,4 +160,21 @@
if(Old == parent1)
parent1 = New
else if(Old == parent2)
- parent2 = New
\ No newline at end of file
+ parent2 = New
+
+
+/obj/machinery/atmospherics/binary/unsafe_pressure_release(var/mob/user,var/pressures)
+ ..()
+
+ var/turf/T = get_turf(src)
+ if(T)
+ //Remove the gas from air1+air2 and assume it
+ var/datum/gas_mixture/environment = T.return_air()
+ var/lost = pressures*environment.volume/(air1.temperature * R_IDEAL_GAS_EQUATION)
+ lost += pressures*environment.volume/(air2.temperature * R_IDEAL_GAS_EQUATION)
+ var/shared_loss = lost/2
+
+ var/datum/gas_mixture/to_release = air1.remove(shared_loss)
+ to_release.merge(air2.remove(shared_loss))
+ T.assume_air(to_release)
+ air_update_turf(1)
\ No newline at end of file
diff --git a/code/ATMOSPHERICS/components/trinary_devices/trinary_base.dm b/code/ATMOSPHERICS/components/trinary_devices/trinary_base.dm
index c0faefa71d6..1b2cdb378b8 100644
--- a/code/ATMOSPHERICS/components/trinary_devices/trinary_base.dm
+++ b/code/ATMOSPHERICS/components/trinary_devices/trinary_base.dm
@@ -219,4 +219,23 @@ Housekeeping and pipe network stuff below
else if(Old == parent2)
parent2 = New
else if(Old == parent3)
- parent3 = New
\ No newline at end of file
+ parent3 = New
+
+
+/obj/machinery/atmospherics/trinary/unsafe_pressure_release(var/mob/user,var/pressures)
+ ..()
+
+ var/turf/T = get_turf(src)
+ if(T)
+ //Remove the gas from air1+air2+air3 and assume it
+ var/datum/gas_mixture/environment = T.return_air()
+ var/lost = pressures*environment.volume/(air1.temperature * R_IDEAL_GAS_EQUATION)
+ lost += pressures*environment.volume/(air2.temperature * R_IDEAL_GAS_EQUATION)
+ lost += pressures*environment.volume/(air3.temperature * R_IDEAL_GAS_EQUATION)
+ var/shared_loss = lost/3
+
+ var/datum/gas_mixture/to_release = air1.remove(shared_loss)
+ to_release.merge(air2.remove(shared_loss))
+ to_release.merge(air3.remove(shared_loss))
+ T.assume_air(to_release)
+ air_update_turf(1)
diff --git a/code/ATMOSPHERICS/components/unary_devices/unary_base.dm b/code/ATMOSPHERICS/components/unary_devices/unary_base.dm
index 0ba5ffb38fd..7c2ab9b622c 100644
--- a/code/ATMOSPHERICS/components/unary_devices/unary_base.dm
+++ b/code/ATMOSPHERICS/components/unary_devices/unary_base.dm
@@ -117,4 +117,20 @@ Housekeeping and pipe network stuff below
/obj/machinery/atmospherics/unary/replacePipenet(datum/pipeline/Old, datum/pipeline/New)
if(Old == parent)
- parent = New
\ No newline at end of file
+ parent = New
+
+
+/obj/machinery/atmospherics/unary/unsafe_pressure_release(var/mob/user,var/pressures)
+ ..()
+
+ var/turf/T = get_turf(src)
+ if(T)
+ //Remove the gas from air_contents and assume it
+ var/datum/gas_mixture/environment = T.return_air()
+ var/lost = pressures*environment.volume/(air_contents.temperature * R_IDEAL_GAS_EQUATION)
+
+ var/datum/gas_mixture/to_release = air_contents.remove(lost)
+ T.assume_air(to_release)
+ air_update_turf(1)
+
+
diff --git a/html/changelogs/RemieRichards-PipePressureLethality.yml b/html/changelogs/RemieRichards-PipePressureLethality.yml
new file mode 100644
index 00000000000..43ba4edfbd0
--- /dev/null
+++ b/html/changelogs/RemieRichards-PipePressureLethality.yml
@@ -0,0 +1,8 @@
+
+author: RemieRichards
+
+delete-after: True
+
+changes:
+ - tweak: "You can now unwrench pipes who's internal pressures are greater than that of their environment..."
+ - rscadd: "However it will throw you away from the pipe at extreme speed! (You are warned beforehand if the pipe will do this, allowing you to cancel)"