blueing
Fabric brightening agent
Blueing is a substance or process that adds a blue tint to counteract yellowing.
Laundry blueing makes white fabrics appear brighter by adding trace blue pigment.
Gun blueing is a chemical treatment that gives steel a dark blue-black finish, protecting against rust and reducing glare: The gunsmith applied a cold blueing solution to the barrel.
Also spelled bluing.
Firearm's projectile channel
- steelCarbon-hardened iron alloy
- temperingControlled heating and cooling
- heat treatmentThermal processing of materials
- oxidationLosing electrons chemically
patina · rust prevention · firearm · finish · browning · gunsmith · barrel · receiver
Plant-derived blue dye
- woadBlue dye from leaves
- textileMaterial from woven fibers
- natural dyePlant-derived fabric tint
- pigmentColor-imparting material
colorfast · dye bath · fiber · cotton · linen · tie-dye · batik · cobalt
Lightening substance
- brightenerAgent that adds radiance
- rinseWash without scrubbing
- starchComplex plant carbohydrate
- fabric softenerLaundry additive for softness
detergent · yellowing · dingy · whites · linens · washing · cotton · sheets
Discolored tissue injury
- contusionTissue damage beneath skin
- skinBody's outer layer
- traumaLasting psychological wound
- injuryPhysical or psychological harm
hematoma · livid · purple · blood pooling · tissue damage · swelling · tenderness · healing
gun barrel
Firearm's projectile channel
- steelCarbon-hardened iron alloy
- temperingControlled heating and cooling
- heat treatmentThermal processing of materials
oxidation · patina · rust prevention · firearm · finish · browning · gunsmith · barrel · receiver · protective coating
indigo
Plant-derived blue dye
- woadBlue dye from leaves
- textileMaterial from woven fibers
- natural dyePlant-derived fabric tint
pigment · colorfast · dye bath · fiber · cotton · linen · tie-dye · batik · cobalt · ultramarine
whitener
Lightening substance
- brightenerAgent that adds radiance
- rinseWash without scrubbing
- starchComplex plant carbohydrate
fabric softener · detergent · yellowing · dingy · whites · linens · washing · cotton · sheets · muslin
bruise
Discolored tissue injury
injury · hematoma · livid · purple · blood pooling · tissue damage · swelling · tenderness · healing
- metal treatmentsannealing, hardening, quenching, tempering, carburizing
- bladesblade, edge, knife, razor blade, cutting edge
- surface finishingpolishing, buffing, sanding, grinding, varnishing
- weaponcraftbladesmithing, swordsmithing, forging, bow making, bowmaking
- detergent ingredientssurfactants, enzymes, builders, bleach, fragrances
blueingyellowing
Becoming pale gold-brown
bleaching · bleach · whitening · discoloration · dinginess
blueingpolishing
Smoothing by friction
stripping · buffing · rust removal · chrome plating · nickel plating