Set of reusable straws in a white cup https://www.rawpixel.com/image/2436822/free-photo-image-sustainable-metal-straw-plastic-cupView licenseShabby Plaster Wall Water Pipe Concept https://www.rawpixel.com/image/68055/free-photo-image-pipe-plaster-water-shabbyView licenseConversion. Copper and brass processing. Pickling lengths of copper water tube in a brass and copper mill. After annealing… https://www.rawpixel.com/image/12307140/image-factory-water-drawingFree Image from public domain licenseGauge for Priming Tubes (1860) by Marine Stoomvaartdienst https://www.rawpixel.com/image/13751104/gauge-for-priming-tubes-1860-marine-stoomvaartdienstFree Image from public domain licenseMangahao Hydro-Electric Scheme : 1923 (1923) by Leslie Adkin. https://www.rawpixel.com/image/13029090/mangahao-hydro-electric-scheme-1923-1923-leslie-adkinFree Image from public domain licenseConversion. Copper and brass processing. The inside of a large brass and copper tube mill. Copper tubes are made in many… https://www.rawpixel.com/image/12107317/image-art-vintage-airplanesFree Image from public domain licenseConversion. Copper and brass processing. Stocks of partially completed lengths of seamless copper tube in many sizes. These… https://www.rawpixel.com/image/12107339/image-background-art-vintageFree Image from public domain licenseA curved metal pipeline over an urban river surrounded by buildings and trees https://www.rawpixel.com/image/5974649/photo-image-plant-nature-technologyFree Image from public domain license[Untitled photo, possibly related to: Sewer pipe storage, Greenbelt, Maryland]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12309767/image-background-public-domain-factoryFree Image from public domain license[Untitled photo, possibly related to: Sewer pipe storage, Greenbelt, Maryland]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12310023/image-background-plant-patternFree Image from public domain licenseTaking the cotton from the truck into the gin through large metal suction tube. Hopson Plantation, Clarksdale, Mississippi… https://www.rawpixel.com/image/12328131/image-person-public-domain-factoryFree Image from public domain licenseConversion. Copper and brass processing. Casting a billet from an electric furnace. Modern electric furnaces have helped… https://www.rawpixel.com/image/12306752/image-person-factory-manFree Image from public domain licensePenstock pipe which will be used to carry water from reservoir formed by Shasta Dam to hydroelectric turbines. Shasta… https://www.rawpixel.com/image/12144921/image-person-art-vintageFree Image from public domain licenseMexican day laborer taking the cotton from the truck into the gin through large metal suction tube. Hopson Plantation… https://www.rawpixel.com/image/12328062/image-face-hand-personFree Image from public domain licenseConversion. Copper and brass processing. This picture shows brass rod coming from the extrusion machine. Red hot brass… https://www.rawpixel.com/image/12306831/image-person-woman-factoryFree Image from public domain licenseMangahao Hydro-Electric Scheme : 1923 (1923) by Leslie Adkin. https://www.rawpixel.com/image/13029076/mangahao-hydro-electric-scheme-1923-1923-leslie-adkinFree Image from public domain license[Untitled photo, possibly related to: Taking the cotton from the truck into the gin through large metal suction tube. Hopson… https://www.rawpixel.com/image/12328115/image-person-public-domain-factoryFree Image from public domain licenseOil tanks and pipes, Grundy County, Iowa. Sourced from the Library of Congress. https://www.rawpixel.com/image/12313049/image-plant-sky-public-domainFree Image from public domain licenseRubber reclamation. Scrap tires mobilized for Victory. Millions of discarded casings cover more than 100 acres at one… https://www.rawpixel.com/image/12306807/image-plant-person-fireFree Image from public domain licenseConversion. Copper and brass processing. The inside of a large brass and copper tube mill. Copper tubes are made in many… https://www.rawpixel.com/image/12107331/image-person-art-vintageFree Image from public domain licenseA standard turret lathe being used for boring operations on seventy-five millimeter pack howitzers at the Erie… https://www.rawpixel.com/image/12237058/image-plant-person-factoryFree Image from public domain licenseCleaning brush for drinking straw https://www.rawpixel.com/image/2436860/free-photo-image-android-wallpaper-background-brushView licenseCutting thread sectors on a howitzer with a shaper, in the Erie, Pennsylvania, General Electric plant. A dividing head… https://www.rawpixel.com/image/12237057/image-plant-person-technologyFree Image from public domain license[Untitled photo, possibly related to: Taking the cotton from the truck into the gin through large metal suction tube. Hopson… https://www.rawpixel.com/image/12328088/image-person-public-domain-factoryFree Image from public domain licenseConversion. Copper and brass processing. A mechanical feeder is here shown running billets of brass into an electric… https://www.rawpixel.com/image/12307058/image-technology-wood-factoryFree Image from public domain license[Untitled photo, possibly related to: Mexican day laborer taking the cotton from the truck into the gin through large metal… https://www.rawpixel.com/image/12328368/image-hand-person-public-domainFree Image from public domain license[Untitiled photo, possibly related to: Taking the cotton from the truck into the gin through large metal suction tube.… https://www.rawpixel.com/image/12326852/image-person-public-domain-factoryFree Image from public domain licenseSewer tile to be used at the Kearney-Mesa defense housing project. San Diego, California by Russell Lee https://www.rawpixel.com/image/12145805/image-background-art-patternFree Image from public domain licenseTaking the cotton from the truck into the gin through large metal suction tube. Hopson plantation, Clarksdale, Mississippi.… https://www.rawpixel.com/image/12327132/image-person-public-domain-manFree Image from public domain license[Untitled photo, possibly related to: Oil tanks and pipes, Grundy County, Iowa]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12313015/image-person-sky-technologyFree Image from public domain licenseConversion. Copper and brass processing. Copper tube is made either by extrusion or piercing. In the piercing method… https://www.rawpixel.com/image/12307142/image-person-technology-factoryFree Image from public domain licenseMexican day laborer taking the cotton from the truck into the gin through large metal suction tube. Hopson Plantation… https://www.rawpixel.com/image/12326858/image-hand-person-woodFree Image from public domain licenseTaking the cotton from the truck into the gin through large metal suction tube. Hopson Plantation, Clarksdale, Mississippi… https://www.rawpixel.com/image/12248509/photo-image-person-public-domain-factoryFree Image from public domain licensePhelps Dodge refining company, El Paso Texas. Copper is recovered from smoke that pours into these pipes from the furnaces… https://www.rawpixel.com/image/12295500/photo-image-plant-smoke-airplaneFree Image from public domain licenseSewer tile to be used at the Kearney-Mesa defense housing project. San Diego, California by Russell Lee https://www.rawpixel.com/image/12149240/image-art-vintage-public-domainFree Image from public domain licenseNew Idria, California. A rotary kiln at the mercury extraction plant of the New Idria Quicksilver Mining Company. A 1200… https://www.rawpixel.com/image/12297587/photo-image-plant-airplane-technologyFree Image from public domain licenseAbstract exterior decoration home style https://www.rawpixel.com/image/38478/premium-photo-image-abstract-architecture-backgroundView license[Untitled photo, possibly related to: Old tube mill in foreground with agitating tank in background. Gold mine at Mogollon… https://www.rawpixel.com/image/12171487/image-background-art-vintageFree Image from public domain licenseOld tube mill in foreground with agitating tank in background. Gold mine at Mogollon, New Mexico by Russell Lee https://www.rawpixel.com/image/12173180/image-background-art-vintageFree Image from public domain license[Untitled photo, possibly related to: Proctor [i.e. Procter] and Gamble Distributing Company, Cincinnati, Ohio. Drums of… https://www.rawpixel.com/image/12296274/photo-image-person-public-domain-factoryFree Image from public domain licenseOklahoma City, Oklahoma. Phillips gasoline plant. Sourced from the Library of Congress. https://www.rawpixel.com/image/12301199/image-plant-person-skyFree Image from public domain licenseThe pasteurizing unit at the Burlington cooperative milk bottling plant. Burlington, Vermont. Sourced from the Library of… https://www.rawpixel.com/image/12282348/photo-image-plant-technology-public-domainFree Image from public domain license[Untitled photo, possibly related to: New Idria, California. A rotary kiln at the mercury extraction plant of the New Idria… https://www.rawpixel.com/image/12297365/photo-image-plant-technology-public-domainFree Image from public domain license[Untitled photo, possibly related to: Phelps Dodge refining company, El Paso, Texas. Copper is recovered from smoke that… https://www.rawpixel.com/image/12295759/photo-image-plant-smoke-public-domainFree Image from public domain license