Rusting Acid

This page contains content from Underrail: Expedition expansion.


	Rusting Acid
	Component

This rusting acid is especially corrosive against metal objects.

Required crafting skills:

Chemistry 80

Use: Throw the vial at the target, bypassing its energy shield and dealing 50-100 acid damage if it lands, and also applying 3 stacks of Rusting debuff which reduces durability of all mechanical items in taget's possesion by 2 per stack each turn for 10 turns, Stacks 10 times. Acid damage is increased by 35% against vehicles and machines.

(AP:30)

Weight: 0.35

Value: 160

Rusting Acid is a chemical extracted from Rusting Acid Glands. It is also sold as special merchandise by Katya.

It is additionally a throwable Utility. It is considered as light weapon and thus benefits from Dexterity AP cost reduction.

Used in

Components

Includes all components from Underrail base game, and the Underrail: Expedition and Underrail: Heavy Duty expansions.

Firearm parts

5mm Firearm Barrel • 7.62mm Firearm Barrel • 8.6mm Firearm Barrel • 9mm Firearm Barrel • .44 Firearm Barrel • 12.7mm Firearm Barrel • Long Shotgun Barrel • Short Shotgun Barrel • 25mm Grenade Launcher Barrel • 25mm Grenade Launcher Long Barrel • 40mm Grenade Launcher Barrel • 40mm Grenade Launcher Long Barrel — 4-Chamber Grenade Launcher Revolver Cylinder‎ • 6-Chamber Grenade Launcher Revolver Cylinder‎ • 8-Chamber Grenade Launcher Revolver Cylinder‎ • Grenade Launcher Capacity 6 Box Magazine‎ • Grenade Launcher Capacity 8 Box Magazine‎ • Grenade Launcher Capacity 10 Box Magazine‎ • Grenade Launcher Capacity 12 Staggered Box Magazine‎ • LMG 45-round Box Magazine • LMG 55-round Box Magazine • LMG 65-round Box Magazine • LMG 80-round Box Magazine • 50-round Ammo Belt • 65-round Ammo Belt • 80-round Ammo Belt • 100-round Ammo Belt — Minigun Motor: Jumpstarter • Minigun Motor: Jumpstarter Mk II • Minigun Motor: Slow Starter • Minigun Motor: Slow Starter Mk II • Minigun Motor: Long Game • Minigun Motor: Long Game Mk II — 5mm Case • 7.62mm Case • 8.6mm Case • 9mm Case • .44 Case • 12.7mm Case • Empty Shotgun Shell • 25mm Launcher Grenade Case • 40mm Launcher Grenade Case — Anatomically-Aware Scope • Barrel Compensator • Extended Magazine • Extended Rifle Magazine • Forward Grip • High Resolution Digital Scope • Muzzle Brake • Rapid Reloader • Rifle Barrel Retractor • Rifle Bipod • Scope • Silencer • Shotgun Choke • Shotgun Tube Extension • Grenade Launcher Ironsights • Grenade Launcher Scope • Airburst Scope • Ergonomic Handle‎

Pistol Frames
Hawker • Hammerer • Neo Luger • Falchion

SMG Frames
Jackrabbit • Jaguar • Steel Cat • Impala

Assault Rifle Frames
Marauder • Huszar • Hornet • Chimera

Sniper Rifle Frames
Corsair • Harbinger • Reaper • Spearhead

Shotgun Frames
Rebel • Vindicator • Vagabond

Combat Shotgun Frames
Sovereign • Despot • Tyranny

Grenade Launcher Frames
Petard • Tsar • Mangonel • Onager

LMG Frames
Ratchet • Grudge • Tango • Guardian

Minigun Frames
Barbarian • Destroyer • Predator • Terminator

Crossbow parts

Crossbow Parts: Zephyr • Crossbow Parts: Hurricane • Crossbow Parts: Tornado • Crossbow Parts: Monsoon • Crossbow Parts: Cyclon — Bolt Trigger • Broadhead Bolt Tip • Crossbow Super String • Micro Electroshock Discharger • Pneumatic Reloader

Other weapon parts

Acid Collector • Chemical Blob Dispenser • Chemical Pistol Frame • Cryogenic Collector • Incendiary Collector • Polarizer • Energy Pistol Frame • Fusion Cannon Frame — Knife Handle • Machete Handle • Sledgehammer Handle • Spear Shaft • Dagger Mold • Knife Mold • Serrated Knife Mold • Curved Machete Blade Mold • Straight Machete Blade Mold • Small Shotgun Pellet Mold • Medium Shotgun Pellet Mold • Large Shotgun Pellet Mold • Huge Shotgun Pellet Mold

Vests & padding

Biohazard Vest • Galvanic Vest • Insulated Vest • Regenerative Vest • Sturdy Vest — Galvanic Foam Padding • High Density Foam Padding • Insulating Foam Padding • Soft Foam Padding

Ballistic panels & plates

Laminated Fabric Ballistic Panel • Reinforced Fabric Ballistic Panel • Super Steel Sheet — Ceramic Plate • Nanocomposite Plate • Psi Beetle Carapace • Burrower Carapace • Giant Crab Carapace • Colossal Crab Carapace • Psi Crab Carapace

Other armor parts

Adaptive Lens • Motion Tracking Lens • Seeker Lens • Smart Lens • Goggles Frame • Image Intensifier Tube • Shaded Visor • Visor • Headlamp • Boot Spring • Rubber Sole

Metal components

Steel Plates • Tungsten Steel Plates • TiChrome Bars • Super Steel Plates — Serrated Steel Blade • Serrated Tungsten Steel Blade • Serrated TiChrome Blade — Steel Spikes • Tungsten Steel Spikes • TiChrome Spikes — Super Steel Fiber

Fabrics & leathers

Aluminized Cloth • Black Cloth • Blast Cloth • Kevlar Cloth — Cave Hopper Leather (Infused) • Rathound Leather (Infused) • Pig Leather (Infused) • Mutated Dog Leather (Infused) • Siphoner Leather (Infused) • Ancient Rathound Leather (Infused) — Greater Siphoner Leather (Infused) • Bison Leather (Infused) • Leper Serpent Skin (Infused) • Heartbreaker Serpent Skin (Infused) • Sea Wyrm Scales (Infused)

Psionic components

Psionic Headband Frame • Metathermic Modulator • Psychokinetic Modulator • Thought Control Modulator • Temporal Manipulation Modulator • Universal Psionic Modulator — Proximal Neuroscopic Filter • Psi Circuit Extension • Psionic Mufflers • Stable Neural Amplifier — Magnifying Neuroscopic Filters: Cryokinesis, Cryokinetic Orb, Electrokinesis, Neural Overload, Pyrokinesis, Pyrokinetic Stream, Telekinetic Punch, Temporal Distortion

Electronic parts

Circular Wave Amplifier • Electromagnetic Deflector • Electromagnetic Discharger • Electromagnetic Field Stabilizer • Electroshock Generator • Energy Edge Emitter • High Efficiency Energy Converter • Laser Emitter • Fusion Emitter • Plasma Core • Plasma Discharger • Pneumatic Hammer • Shield Capacitor • High Frequency Shield Modulator • Low Frequency Shield Modulator • Medium Frequency Shield Modulator • Smart Module — Digital Timer • Endoscope Eyepiece • Laser Sight • Optical Fiber • Plasma Micro-discharger • Shield Emitter Base

Chemicals

Adrenaline • Anticoagulant • Biofusive Scoby • Black Vitreous • Blood • Bonding Agent • Clean Blastema • Coal • Fusing Enzyme • Gizzard Enzymes • Graphite • Gyromitrin • Insectoid Saliva • Kynurenic Acid • Liquid Nitrogen • Macrophage Fluid • Midazolam • Morphine • Muscarine • Nidamental Gel • Organic Gel Electrolyte • Pesticide • Prednisone Solution • Starter Mixture • Statolith • Taurine • Toxic Sludge • Unsaturated Psionic Catalyst • Small Oxygen Tank — Acid • Corrosive Acid • Rusting Acid — Black Dragon Poison • Burrower Poison • Cave Ear Poison • Crawler Poison • Spirit Poison • Blinding Poison • Leper Poison • Heartbreak Poison — Gasoline • Magnesium Powder • Napalm C — T.N.T. • Hexogen — Black Collagen • Dexytol • Lophimidrine • Phototannin • Psi-somatic Agent • Retrolytic Enzyme • Salivinine

Animals & organs

Anglerfish • Black Dragon • Blue Eel • Demon Squid • Ghostface • Minihead • Phantom Jelly • Pentapus • Shrimp • Slackjaw (fish) • Walking Fish • Yellow Puckerfish • Frogfish • Giant Hatchetfish • Red-Lipped Batfish — Adrenal Gland • Blastema • Borer Gizzard • Burrower Poison Gland • Corrosive Acid Gland • Crawler Stinger • Healthy Animal Heart • Insectoid Salivarium • Large Intestine • Mutant Acid Gland • Shielded Bladeling Eye • Siphoner Tongue • Tumorous Tchortling Brain • Giant Creeper Poison Gland • Psi Crab Hippocampus • Mutant Crustacean Egg • Heartbreaker Serpent Poison Gland • Leper Serpent Poison Gland • Rusting Acid Gland • Clam Meat • Rotten Clam Meat

Plants & fungi

Cave Ear • Gremlin Stool • Lake Poppy • Mindshroom • Oozing Shroom • Psychodelic Spore • Red Dream Mushroom • Spirit Mushroom — Glittershroom Spores • Green Wart • Lingula • Honey Spores

Medical & containers

Ampule • Capsule • Flat Beaker • Syringe • Vial • Sponge Filters — Frag Grenade Case • Frag Mine Case • Thin Grenade Case • Thin Mine Case • Cardboard Container • Chemical Trap Case • EMP Mine Case • Plasma Mine Case

Scrap & others

Bottle • Dirty Rag • Electronic Scraps • Fabric Scraps • Metal Scraps • Rubber Balls — Bolt • Supercharged Lithium Cell • Fusion Cell • Plasma Cell

v · d · e Weapons

Firearms	Hawker • Hammerer • Neo Luger • Falchion — Jaguar • Steel Cat • Jackrabbit • Impala — Marauder • Huszar • Hornet • Chimera — Corsair • Harbinger • Reaper • Spearhead — Rebel ^E • Vindicator ^E • Vagabond ^E — Sovereign ^E • Despot ^E • Tyranny ^E — Petard ^HD • Tsar ^HD • Mangonel ^HD • Onager ^HD — Ratchet ^HD • Grudge ^HD • Tango ^HD • Guardian ^HD — Barbarian ^HD • Destroyer ^HD • Predator ^HD • Terminator ^HD

Other guns	Acid Blob Pistol • Cryoliquid Blob Pistol • Incendiary Blob Pistol — Electroshock Pistol • Laser Pistol • Plasma Pistol • Lemurian Blaster ^E

Throwing	Caltrops • Flare • Throwing Net • Barbed Throwing Net • Throwing Knives • Shock Shurikens • Acid • Corrosive Acid • Rusting Acid — Nail Bomb • Frag Grenades • HE Grenades • Incendiary Grenades • Plasma Grenades ^E — EMP Grenades • Gas Grenades • Flashbang • Chemhaze Grenade • Stingball Grenade ^E

Crossbows	Zephyr • Hurricane • Tornado • Monsoon • Cyclon

Melee	Unarmed — Boxing Gloves • Brass Knuckles • Combat Gloves — Knife Thrower's Glove — Combat Knife • Dagger • Serrated Knife • Shiv • Boning Knife — Curved Machete ^E • Machete ^E — Spear ^E • Javelin ^E — Sledgehammer — Steel Crowbar • Tungsten Crowbar • TiChrome Crowbar • Super Steel Crowbar • Rolling Pin ^E — Claws

Traps	Acid Blob Traps (Rusting ^E, Corrosive) • Cryoliquid Blob Traps • Incendiary Blob Traps — Bear Traps • EMP Mines • Frag Mines • HE Mines • Plasma Mines ^E

Unique guns	Bieretta 99 • Glück 17 • TT 3000 • W&S .44 Magnum • Wasteland Hawk • ZC 99 — XAL-001 Pistol • Phase Gun • Sonocaster ^E • The Stunner ^HD — K&H MP6 • Mini-Izu • NF R90 • Syg MPX • Tommy Gun • RRCh-42 ^E — AKX • K&H KH416 • N16 • NF F2500 • Steyr-Auch — AFW • Black Arrow • Dragunov — Shoddy Shotgun ^E • Double-barreled Shotgun ^E — Salvation-13 ^E • Rancor ^E — Thumper ^HD • Milcore MGL ^HD • Punisher ^HD — Brno LMG ^HD • MG3-42 ^HD • N60 The Warthog ^HD — GlaShaG-9 ^HD — Fusion Cannon ^HD

Unique other	Jawbone • Needler — Power Fist • Ripper's Glove • The Claw • Spiked Chrome Brass Knuckles • Remote Control Energizer Glove — Bone Handle Knife • Butcher's Cleaver • Dehumanizer • Jackknife • Kohlmeier's Lucky Knife • Kukri • Wicked Hook — Balor's Hammer • Mind Cracker • Quake — Firebrand — Claymore ^E • Chainsword ^E • Captain's Cutlass ^E • Red Dragon ^E — The Glaive ^E • Lemurian Spear ^E • Rust Maker ^E • Trident ^E

Sørmirbæren ^E	Crossbow • Knife • Sabre • Sledgehammer • Spear • Skærder Knife • Skærder Sword • Skærder Spear • Skærder Sledgehammer • Staff-spear • Spirit Staff — Black Blade • Barbaton • Høddurform

v · d · e Combat utilities

Special bolts	Broadhead Bolt ^E • Serrated Bolt — Acid Bolt • Corrosive Acid Bolt • Rusting Acid Bolt ^E • Black Dragon Poison Bolt • Burrower Poison Bolt • Cave Ear Poison Bolt • Crawler Poison Bolt • Spirit Poison Bolt • Blinding Poison Bolt ^E • Leper Poison Bolt ^E • Heartbreak Poison Bolt ^E • Tranquilizing Bolt — Incendiary Bolt (Mk II, Mk III) — Shock Bolt (Mk II, Mk III) — Putrefying Bolt — Void Bolt ^E

Throwing	Caltrops (Burrower, Cave Ear, Crawler, Blinding ^E, Leper ^E) • Throwing Knife (Black Dragon, Burrower, Cave Ear, Crawler, Spirit, Blinding ^E, Leper ^E, Heartbreak ^E) • Shock Shurikens • Throwing Net • Acid • Corrosive Acid • Rusting Acid

Standard grenades	Frag Grenade (Mk II, Mk III, Mk IV, Mk V) — HE Grenade (Mk II, Mk III, Mk IV, Mk V) • Plasma Grenade (Mk II, Mk III) — Molotov Cocktail • Magnesium Grenade • Napalm Grenade — Nail Bomb

Special grenades	EMP Grenade (Mk II, Mk III) • Flashbang • Stingball Grenade ^E • Toxic Gas Grenade • Cryogas Grenade • Pesticide Gas Grenade ^E • Chemhaze Grenade • Vanishing Powder Grenade

Other utilities	AI Scrambler • Camera Jammer • Captured Laser Cat • Cloaking Device • Collar of Misery • Electric Lantern • Taser • Psi Beetle Brain in a Jar ^E • Strange Medallion ^E • Ethereal Torch ^E — Port Zenith Security Pass - Bob Smith • Biocorp Research Facility Pass — Charms

Used in

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