here is a list of every item that is used in a tradeskill, and also what tradeskill it's used in. if you are searching for an item hit CTRL F and type your item into the find window that pops up at the bottom fo your browser.
A Long Elegant Feather
Tailoring
A Righteous Orb
Blacksmithing,
Aquamarine
Blacksmithing, Engineering
Arcane Crystal
Alchemy
Arcanite Bar
Blacksmithing, Engineering,
Arthas' Tears
Alchemy
Azerothian Diamond
Blacksmithing, Engineering, Tailoring
Bear Meat
Cooking
Big Bear Meat
Cooking
Black Dragonscale
Leatherworking
Black Pearl
Blacksmithing, Leatherworking
Black Vitriol
Alchemy
Black Whelp Scale
Leatherworking
Bleach
Leatherworking, Talioring
Blindweed
Alchemy
Blue Dragonscale
Leatherworking
Blue Power Crystal
Blacksmithing,
Blue Sapphire
Blacksmithing, Engineering,
Boar Intestines
Cooking
Bolt of Linen Cloth
Tailoring
Bolt of Runecloth
Tailoring
Bolt of Silk Cloth
Leatherworking, Talioring
Bolt of Woolen Cloth
Leatherworking, Talioring
Breath of Wind
Blacksmithing,
Briarthorn
Alchemy
Bronze Bar
Blacksmithing, Engineering
Bronze Framework
Engineering
Bronze Tube
Engineering
Bruiseweed
Alchemy
Buzzard Wing
Cooking
Chimera Leather
Leatherworking
Chunk of Boar Meat
Cooking
Citrine
Blacksmithing, Engineering, Leatherworking, Tailoring
Clam Meat
Cooking
Coarse Blasting Powder
Engineering
Coarse Gorilla Hair
Leatherworking
Coarse Grinding Stone
Blacksmithing
Coarse Stone
Engineering
Coarse Thread
Leatherworking, Talioring
Copper Bar
Blacksmithing, Engineering
Copper Modulator
Engineering
Copper Tube
Engineering
Core of Earth
Blacksmithing, Leatherworking
Coyote Meat
Cooking
Crag Boar Rib
Cooking
Crawler Claw
Cooking
Crawler Meat
Cooking
Crisp Spider Meat
Cooking
Crocolisk Meat
Cooking
Crystal Vial
Alchemy
Cured Light Hide
Leatherworking
Dark Iron Bar
Blacksmithing, Engineering,
Deep Rock Salt
Leatherworking
Delicate Feather
Alchemy,
Demonic Rune
Blacksmithing, Tailoring
Dense Stone
Blacksmithing, Engineering,
Deviate Fish
Alchemy, Cooking
Deviate Scale
Leatherworking
Devilsaur Leather
Leatherworking
Dig Rat
Cooking
Discolored Worg Heart
Alchemy
Dream Dust
Tailoring
Dreamfoil
Alchemy
Dusky Belt
Engineering
Earthroot
Alchemy
Elemental Air
Alchemy, Engineering,
Elemental Earth
Alchemy, Blacksmithing, Engineering, Leatherworking
Elemental Fire
Alchemy, Blacksmithing, Engineering, Talioring
Elemental Water
Engineering, Leatherworking
Elixir of Agility
Leatherworking
Elixir of Defence
Leatherworking,
Elixir of Greater Defence
Leatherworking
Elixir of Lesser Agility
Leatherworking
Elixir of Minor Agility
Leatherworking,
Elixir of Ogre Strength
Blacksmithing,
Elixir of Wisdom
Leatherworking, Tailoring
Empty Vial
Alchemy,
Essence of Air
Alchemy, Leatherworking, Tailoring
Essence of Earth
Alchemy, Blacksmithing, Leatherworking, Tailoring
Essence of Fire
Alchemy, Blacksmithing, Leatherworking, Tailoring
Essence of Undeath
Tailoring
Essence of Water
Alchemy, Blacksmithing, Laetherworking, Tailoring
Fadeleaf
Alchemy
Felcloth
Leatherworking, Tailoring
Fire Oil
Alchemy, Tailoring
Firebloom
Alchemy
Firefin Snapper
Alchemy
Flask of Mojo
Engineering, Leatherworking
Flask of Oil
Engineering
Frost Oil
Blacksmithing, Engineering, Tailoring
Frost Saber Leather
Leatherworking
Fused Wiring
Engineering
Ghost Dye
Tailoring
Ghost Mushroom
Alchemy
Giant Clam Meat
Cooking
Globe of Water
Leatherworking, Tailoring
Goblin Rocket Fuel
Engineering
Gold Bar
Blacksmithing, Engineering, Tailoring
Gold Power Core
Engineering
Goldensansan
Alchemy
Goldthorn
Alchemy
Gooey Spider Leg
Cooking
Goretusk Liver
Cooking
Grave Moss
Alchemy
Great Rage Potion
Leatherworking
Green Dragonscale
Leatherworking
Green Dust
Alchemy, Tailoring
Green Power Crystal
Blacksmithing,
Green Whelp Scale
Leatherworking
Gromsblood
Alchemy
Gyrochronatom
Engineering
Handful of Copper Bolts
Engineering
Heart of Fire
Blacksmithing, Leatherworking, Tailoring
Heart of the Wild
Engineering, Tailoring
Heavy Blasting Powder
Engineering
Heavy Grinding Stone
Blacksmithing
Heavy Hide
Leatherworking
Heavy Kodo Meat
Cooking
Heavy Leather
Blacksmithing, Engineering, Leatherworking, Tailoring
Heavy Stone
Blacksmithing, Engineering
Huge Emerald
Blacksmithing, Engineering,
Ice Cold Milk
Cooking
Icecap
Alchemy
Ichor of Undeath
Blacksmithing, Engineering
Iridescent Pearl
Blacksmithing, Leatherworking, Tailoring
Iron Bar
Blacksmithing, Engineering, Alchemy
Iron Buckle
Leatherworking
Iron Feather
Leatherworking
Iron Strut
Engineering
Ironweb Spider Silk
Engineering, Tailoring
Jade
Blacksmithing, Engineering, Leatherworking
Jet Black Feather
Blacksmithing, Leatherworking
Khadgar's Whisker
Alchemy
Kingsblood
Alchemy, Leatherworking
Kodo Meat
Cooking
Large Fang
Alchemy, Blacksmithing, Leatherworking
Large Opal
Blacksmithing, Engineering,
Large Venom Sac
Alchemy
Leaded Vial
Alchemy,
Lean Wolf Flank
Cooking
Lesser Moonstone
Blacksmithing, Engineering
Liferoot
Alchemy
Light Hide
Leatherworking
Light Leather
Blacksmithing. Engineering, Leatherworking, Tailoring
Linen Cloth
Blacksmithing, Engineering, Talioring
Lion Meat
Cooking
Living Essence
Blacksmithing, Engineering, Leatherworking
Long Tail Feather
Leatherworking
Lucky Charm
Leatherworking
Mageroyal
Alchemy
Mageweave Cloth
Blacksmithing, Engineering, Leatherworking, Tailoring
Malachite
Blacksmithing, Engineering
Meaty Bat Wing
Cooking
Medium Hide
Leatherworking
Medium Leather
Blacksmithing, Engineering, Leatherworking, Talioring
Mithril Bar
Alchemy, Blacksmithing, Engineering
Mithril Casing
Engineering
Mithril Ore
Alchemy
Mithril Tube
Engineering
Mooncloth
Leatherworking, Tailoring
Moss Agate
Blacksmithing, Engineering, Leatherworking
Mountain Silversage
Alchemy
Murloc Eye
Cooking
Murloc Fin
Cooking
Mystery Meat
Cooking
Naga Scale
Tailoring
Nightcrawlers
Engineering
Oily Blackmouth
Alchemy
Peacebloom
Alchemy
Perfect Deviate Scale
Leatherworking
Plaguebloom
Alchemy
Powerful Mojo
Blacksmithing,
Purple Lotus
Alchemy
Raptor Egg
Cooking
Raptor Flesh
Cooking
Raptor Hide
Leatherworking
Raw Brilliant Smallfish
Cooking
Raw Bristle Whisker Catfish
Cooking
Raw Glossy Mightfish
Cooking
Raw Loch Frenzy
Cooking
Raw Longjaw Mud Snapper
Cooking
Raw Mithril Head Trout
Cooking
Raw Nightfin Snapper
Cooking
Raw Rainbow Fin Albacore
Cooking
Raw Redgill
Cooking
Raw Rockscale Cod
Cooking
Raw Slitherskin Mackerel
Cooking
Raw Spotted Yellowtail
Cooking
Raw Summer Bass
Cooking
Red Dragonscale
Leatherworking
Red Power Crystal
Blacksmithing,
Red Whelp Scale
Leatherworking
Red Wolf Meat
Cooking
Refreshing Spring Water
Cooking, Engineering
Rough Blasting Powder
Engineering
Rough Grinding Stone
Blacksmithing
Rough Stone
Blacksmithing. Engineering
Rugged Leather
Tailoring
Ruined Leather Scraps
Leatherworking,
Rune Thread
Leatherworking
Runecloth
Blacksmithing, Engineering, Tailoring
Salt
Leatherworking
Scorpid Scale
Leatherworking
Scorpid Stinger
Cooking
Shadow Oil
Alchemy, Blacksmithing, Leatherworking
Shadow Protection Potion
Tailoring
Shadow Silk
Tailoring
Shadowcat Hide
Leatherworking
Shadowgem
Blacksmithing, Engineering
Sharp Claw
Alchemy, Blacksmithing
Shiny Red Apple
Cooking
Silk Cloth
Blacksmithing, Engineering, Tailoring
Silken Thread
Leatherworking, Tailoring
Silver Bar
Blacksmithing, Engineering
Silver Contact
Engineering
Silverleaf
Alchemy
Slimy Murloc Scale
Leatherworking
Small Egg
Cooking
Small Flame Sac
Alchemy, Cooking, Engineering
Small Lustrous Pearl
Blacksmithing, Leatherworking, Tailoring
Small Spider Leg
Cooking
Soft Frenzy Flesh
Cooking
Solid Blasting Powder
Engineering
Solid Grinding Stone
Blacksmithing
Solid Stone
Blacksmithing, Engineering
Soulstone
Engineering
Spider Ichor
Cooking
Spider's Silk
Leatherworking, Tailoring
Stag Meat
Cooking
Star Ruby
Blacksmithing, Engineering, Tailoring
Steel Bar
Blacksmithing, Engineering
Stonescale Eel
Alchemy
Stonescale Oil
Alchemy
Stranglekelp
Alchemy
Strider Meat
Cooking
Stringy Vulture Meat
Cooking
Stringy Wolf Meat
Cooking
Strong Flux
Blacksmithing,
Sungrass
Alchemy
Swiftness Potion
Blacksmithing,
Swiftthistle
Alchemy
Tangy Clam Meat
Cooking
Tender Crab Meat
Cooking
Tender Crocolisk Meat
Cooking
Thick Hide
Leatherworking
Thick Leather
Blacksmithing, Engineering, Leatherworking, Tailoring
Thick Murloc Scale
Leatherworking
Thick Spider's Silk
Leatherworking, Tailoring
Thick Wolf Hide
Leatherworking
Thin Kodo Leather
Leatherworking
Thorium Bar
Alchemy, Blacksmithing
Thorium Widget
Engineering
Thunder Lizard Tail
Cooking
Tiger Meat
Cooking
Tigerseye
Blacksmithing, Engineering
Tough Condor Meat
Cooking
Truesilver Bar
Blacksmithing, Engineering, Tailoring
Turtle Meat
Cooking
Turtle Scale
Leatherworking
Unstable Trigger
Engineering
Violatile Rum
Alchemy
Warbear Leather
Leatherworking
Weak Flux
Blacksmithing, Engineering
Whirring Bronze Gizmo
Engineering
Wicked Cloth
Leatherworking
Wild Steelbloom
Alchemy
Wildvine
Alchemy,Blacksmithing,Engineering,Leatherworking,Tailoring
Winter Squid
Cooking
Wintersbite
Alchemy
Wooden Stock
Engineering
Wool Cloth
Blacksmithing, Engineering, Leatherworking, Tailoring
Worn Dragonscale
Leatherworking
Yellow Power Crystal
Blacksmithing,
Zesty Clam Meat
Cooking