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	<id>https://nethackwiki.com/index.php?action=history&amp;feed=atom&amp;title=Gas_grenade_%28dNetHack%29</id>
	<title>Gas grenade (dNetHack) - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://nethackwiki.com/index.php?action=history&amp;feed=atom&amp;title=Gas_grenade_%28dNetHack%29"/>
	<link rel="alternate" type="text/html" href="https://nethackwiki.com/index.php?title=Gas_grenade_(dNetHack)&amp;action=history"/>
	<updated>2026-07-21T11:36:39Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.32.5</generator>
	<entry>
		<id>https://nethackwiki.com/index.php?title=Gas_grenade_(dNetHack)&amp;diff=193477&amp;oldid=prev</id>
		<title>Umbire the Phantom: ditto</title>
		<link rel="alternate" type="text/html" href="https://nethackwiki.com/index.php?title=Gas_grenade_(dNetHack)&amp;diff=193477&amp;oldid=prev"/>
		<updated>2025-10-01T11:48:53Z</updated>

		<summary type="html">&lt;p&gt;ditto&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Revision as of 11:48, 1 October 2025&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l25&quot; &gt;Line 25:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 25:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Description==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Description==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;A gas grenade can be [[applied]] to arm it, and thrown grenades will automatically become armed&amp;amp;mdash;a cursed gas grenade has a {{frac|2}} of not arming properly in either case. Monsters will not apply a gas grenade to arm it, but will arm it in the process of throwing it at the [[hero]].&amp;lt;!--rest of description commented below, pending deep dive into how these work in *dnh, and stripped down for use as a baseline for further editing:&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;A gas grenade can be [[applied]] to arm it, and thrown grenades will automatically become armed&amp;amp;mdash;a cursed gas grenade has a {{frac|2}} of not arming properly in either case. Monsters will not apply a gas grenade to arm it, but will arm it in the process of throwing it at the [[hero]]&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;.&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt; &lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt; &lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;A grenade launcher will usually only fire 1 gas grenade at a time due to the weapon's low base rate of fire, while a BFG can fire 4 gas grenades per shot at Basic skill or lower in firearms. The range for a fired grenade is 6 squares with a grenade launcher or 100 squares for a BFG&lt;/ins&gt;.&amp;lt;!--rest of description commented below, pending deep dive into how these work in *dnh, and stripped down for use as a baseline for further editing:&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;A hero arming a gas grenade or stack of gas grenades owned by a shop will be charged for that item or stack, and [[shopkeeper]]s will not pay for armed grenades that would fall into their ownership. An armed grenade on the ground can still be picked up and thrown or [[Kick (command)|kicked]].&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;A hero arming a gas grenade or stack of gas grenades owned by a shop will be charged for that item or stack, and [[shopkeeper]]s will not pay for armed grenades that would fall into their ownership. An armed grenade on the ground can still be picked up and thrown or [[Kick (command)|kicked]].&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Umbire the Phantom</name></author>
		
	</entry>
	<entry>
		<id>https://nethackwiki.com/index.php?title=Gas_grenade_(dNetHack)&amp;diff=193473&amp;oldid=prev</id>
		<title>Umbire the Phantom: grenades for dnh done</title>
		<link rel="alternate" type="text/html" href="https://nethackwiki.com/index.php?title=Gas_grenade_(dNetHack)&amp;diff=193473&amp;oldid=prev"/>
		<updated>2025-10-01T11:18:52Z</updated>

		<summary type="html">&lt;p&gt;grenades for dnh done&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{weapon&lt;br /&gt;
 |name=gas grenade&lt;br /&gt;
 |appearance=lime spheroid&lt;br /&gt;
 |color=brightgreen&lt;br /&gt;
 |tile=&amp;amp;nbsp;&lt;br /&gt;
 |smalldmg=1d2&lt;br /&gt;
 |largedmg=1d2&lt;br /&gt;
 |tohit=&amp;lt;nowiki&amp;gt;+0&amp;lt;/nowiki&amp;gt;&lt;br /&gt;
 |skill=firearms&lt;br /&gt;
 |cost=350&lt;br /&gt;
 |weight=2&lt;br /&gt;
 |material=iron&lt;br /&gt;
}}&lt;br /&gt;
{{for|the ammunition in SLASH'EM and its derivatives|gas grenade (SLASH'EM)}}&lt;br /&gt;
A '''gas grenade''', also known as a '''hand grenade''', is a type of [[weapon]] that appears in [[dNetHack]], [[notdNetHack]], and [[notnotdNetHack]]. The gas grenade is a [[Item size (dNetHack)|small]] [[Future tech|futuristic]] [[projectile]] that uses the [[firearms]] [[skill]], and can be [[thrown]] manually or used as ammunition for [[Grenade launcher (dNetHack)|grenade launchers]] and the [[BFG]]. It has a [[Object materials (dNetHack)|default material]] of [[iron]] and appears as a '''lime spheroid''' when [[Identification|unidentified]], or as a &amp;quot;[[spheroid]]&amp;quot; if the hero is [[blind]] or at a distance.&lt;br /&gt;
&lt;br /&gt;
==Generation==&lt;br /&gt;
[[Anachrononaut]]s (including [[Android]]s) start each game with knowledge of the gas grenade's unidentified appearance.&lt;br /&gt;
&lt;br /&gt;
Frag grenades are not randomly generated, though they can be found in [[bones]] and can only be [[wish]]ed for by [[Tourist/dNetHack|Tourists]]. They cannot be created by manual [[Smith (dNetHack)|smithing]] unless the hero is an Undead Hunter that knows their appearance.&lt;br /&gt;
&lt;br /&gt;
Several gas grenades can be found on the [[Anachrononaut quest]]: A [[chest]] in the northeastern-most hall of the base on the Anachrononaut quest home level contains 8 stacks of gas grenades along with a grenade launcher; 7 stacks of gas grenades are each spread randomly around the locate level at level creation; and 5 stacks of gas grenades are spread randomly around each of the lower filler levels and the goal level at level creation. These also appear on the [[Android quest]], though the chest only contains one guaranteed stack of gas grenades, with another stack that has a {{frac|2}} chance of generating in the chest.&lt;br /&gt;
&lt;br /&gt;
[[Deep one (dNetHack)|Deep ones]] and [[Deeper one (dNetHack)|deeper ones]] generated in the future (i.e. the Anachrononaut quest and Android quest) have an effective {{frac|36}} chance of being [[generated with]] a stack of gas grenades.&lt;br /&gt;
&lt;br /&gt;
==Description==&lt;br /&gt;
A gas grenade can be [[applied]] to arm it, and thrown grenades will automatically become armed&amp;amp;mdash;a cursed gas grenade has a {{frac|2}} of not arming properly in either case. Monsters will not apply a gas grenade to arm it, but will arm it in the process of throwing it at the [[hero]].&amp;lt;!--rest of description commented below, pending deep dive into how these work in *dnh, and stripped down for use as a baseline for further editing:&lt;br /&gt;
&lt;br /&gt;
A hero arming a gas grenade or stack of gas grenades owned by a shop will be charged for that item or stack, and [[shopkeeper]]s will not pay for armed grenades that would fall into their ownership. An armed grenade on the ground can still be picked up and thrown or [[Kick (command)|kicked]].&lt;br /&gt;
&lt;br /&gt;
A gas grenade that is armed cannot be disarmed and will detonate a few turns afterward, with the exact timing dependent on the grenade's [[beatitude]]: blessed gas grenades always detonate in four turns, uncursed grenades detonate in 3-4 turns, and cursed grenades detonate in 1-6 turns&amp;amp;mdash;this turn count includes the turn spent arming the gas grenade, and beatitude is directly correlated to a more consistent fuse timer. A gas grenade &amp;quot;thrown&amp;quot; or fired from a grenade launcher will travel up to six squares, and will always explode on impact even if it was not armed.&lt;br /&gt;
&lt;br /&gt;
Gas grenades do not have damage dice specified, and deal the default 1d2 damage if they hit a hero or monster. A gas grenade's [[explosion]] is [[Fire (element)|fiery]] and deals 3d6 [[poison]] damage to any hero or monster caught in its radius unless they have [[poison resistance]], with the fiery explosion burning their inventory (including burning flammable [[armor]] and destroying other flammable items) and also creating [[noise]] that awakens [[sleeping]] monsters. The explosion will ignite other gas grenades, frag grenades, [[potions of oil]], [[land mine]]s, and [[sticks of dynamite]] in the radius and cause them all to explode at the same time, increasing the overall range of the explosion if they were on or close enough to the exploding grenade's square&amp;amp;mdash;this also destroys [[scroll]]s, [[spellbook]]s and any flammable ammunition, i.e. [[Bullet (SLASH'EM)|bullets]], [[Silver bullet (SLASH'EM)|silver bullets]] and [[Shotgun shell (SLASH'EM)|shotgun shells]], that are caught in the explosion.&lt;br /&gt;
&lt;br /&gt;
A gas grenade that explodes in the open inventory of a hero or monster will deal 2d5 damage to them, and a hero being killed by this damage has the cause of death livelogged as &amp;quot;carrying live explosives&amp;quot;. A gas grenade that explodes while submerged in a [[moat]] or pool of water will produce a message depending on where the hero is located in relation to it. A gas grenade that is buried in the ground or inside a [[container]] will detonate with no other effect.--&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Origin==&lt;br /&gt;
{{wikipedia|Grenade}}&lt;br /&gt;
A grenade is a small explosive weapon that is typically thrown by hand (referred to as a &amp;quot;hand grenade&amp;quot;), and can also refer to a shell or other explosive projectile shot from the muzzle of a rifle or a grenade launcher. Grenades are often spherical, cylindrical, ovoid or truncated ovoid in shape, and are sized to fit the hand of an average-sized adult. Grenades work by dispersing fragments (fragmentation grenades), shockwaves (high-explosive and stun grenades), chemical aerosols (smoke, gas and chemical grenades), fire (incendiary grenades) or a jet of molten metal (anti-tank grenades). Their outer casings are generally made of a hard synthetic material or steel, and are designed to rupture and fragment on detonation, sending out numerous fragments (shards and splinters) as fast-flying projectiles.&lt;br /&gt;
&lt;br /&gt;
A modern hand grenade generally consists of an explosive charge (&amp;quot;filler&amp;quot;), a detonator mechanism, an internal striker to trigger the detonator, and an arming safety secured by a transport safety: the user removes the transport safety before throwing, and once the grenade leaves their hand the arming safety is released, allowing the striker to trigger a primer that ignites a fuze, or 'delay element'; the fuze then burns down to the detonator and explodes the main charge. Some grenades are mounted at the end of a handle, known as &amp;quot;stick grenades&amp;quot;: the stick design provides leverage for throwing longer distances, but at the cost of additional weight and length, and a friction igniter inside the handle or on the top of the grenade head is used to initiate the fuze. Stick grenades have been considered obsolete by western countries since the Second World War and Cold War periods.&lt;br /&gt;
&lt;br /&gt;
Gas grenades are specifically designed to burn or release a harmful gas rather than being a deadly explosive. The implementation of the gas grenade item in SLASH'EM and other variants conflates the frag grenade with the &amp;quot;high explosive&amp;quot; grenade: high explosive grenades are classified as offensive weapons and have a much smaller casualty radius compared to their maximum thrown distance, though the spread of fragments and fuze can extend far past that radius; their explosive power also relies more on concussive effects, making them best suited for throwing into confined spaces such as fortifications or buildings.&lt;br /&gt;
&lt;br /&gt;
Based on the message given by a gas grenade exploding while underwater, the item may also be conflated with the concussion grenade: concussion grenades are often used as [[wikipedia:Depth charge|depth charges]] (underwater explosives) around boats and underwater targets, with some designed for use against enemy divers and frogmen, and kill or otherwise incapacitate the target by creating a lethal shock wave underwater.&lt;br /&gt;
&lt;br /&gt;
==Messages==&lt;br /&gt;
{{message|You arm your &amp;lt;gas grenade&amp;gt;.|You armed a gas grenade by applying it.}}&lt;br /&gt;
{{message|&amp;quot;You play with it, you pay for it!&amp;quot;|You armed a gas grenade belonging to a shop.}}&lt;br /&gt;
{{message|It's already armed!|You tried to apply an armed gas grenade.}}&lt;br /&gt;
&lt;br /&gt;
{{message|You see a bomb explode.|You saw a gas grenade on the ground explode.}}&lt;br /&gt;
{{message|A bomb explodes under your &amp;lt;feet&amp;gt;!|A gas grenade on your square exploded.}}&lt;br /&gt;
&lt;br /&gt;
{{message|You see &amp;lt;the monster&amp;gt; engulfed in an explosion!|You saw a gas grenade explode in a monster's inventory.}}&lt;br /&gt;
{{message|Something explodes inside your knapsack!|A gas grenade in your inventory exploded.}}&lt;br /&gt;
&lt;br /&gt;
{{message|You hear a muffled explosion.|A gas grenade that is buried underground or inside a container exploded.}}&lt;br /&gt;
&lt;br /&gt;
{{message|You see a plume of water shoot up.|A gas grenade exploded while in a pool or moat.}}&lt;br /&gt;
{{message|The water boils beneath you.|As above, while you are also [[flying]] or [[levitating]] above the bomb's square.}}&lt;br /&gt;
{{message|The water erupts around you.|As above, while you are also standing above the bomb's square via [[water walking]].}}&lt;br /&gt;
{{variant-343}}&lt;br /&gt;
[[Category:dNetHack weapons]]&lt;br /&gt;
[[Category:notdNetHack weapons]]&lt;br /&gt;
[[Category:notnotdNetHack weapons]]&lt;br /&gt;
[[Category:dNetHack future weapons]]&lt;br /&gt;
[[Category:notdNetHack future weapons]]&lt;br /&gt;
[[Category:notnotdNetHack future weapons]]&lt;/div&gt;</summary>
		<author><name>Umbire the Phantom</name></author>
		
	</entry>
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