Longchamp by Ana Clara Santos França Da Silva

julietadiniz — 2024-04-15 13:14:13 UTC

MATERIALS

-Metal

-Russian Leather

-Recycle Polyamide

Russian leather (Extraction)

julietadiniz — 2024-04-18 17:43:09 UTC

they get high-quality animal hides, typically calf or goat hides, are selected for the production of Russian leather. The hides are cleaned thoroughly to remove any flesh, fat, or hair. Once the tanning, fatliquoring, dyeing, and aromatization processes are complete, the leather is finished by buffing, sanding, and applying additional treatments as needed to achieve the desired texture, appearance, and durability.

Russian leather environmental problem

julietadiniz — 2024-04-18 17:52:11 UTC

Traditional methods of tanning Russian leather often involve the use of heavy metals and toxic chemicals like chromium salts, which have a significant environmental risk. Improper disposal of these chemicals can contaminate soil and water sources, leading to ecological damage and health risks for surrounding communities. Also, the demand for leather, contributes to deforestation as land is cleared for cattle grazing or for the cultivation of crops to feed the animal . Deforestation not only reduces biodiversity but also contributes to climate change by releasing stored carbon into the atmosphere.

Polyamide extraction process

anafranca15 — 2024-04-18 18:09:52 UTC

Polyamide fabric is a general term that is used to refer to a variety of different fabrics that are made from strings of polyamide monomers. Polyamides may be derived from other sources, but the most common source of these monomers is petroleum oil. On land, this oil is found above salt water and beneath a gaseous layer at high pressure. Thus, when a petroleum well is drilled, oil can spontaneously gush to the surface due to gas pressure. When this pressure decreases, it is necessary to use equipment (such as the “hobby horse”) that bombs the oil to the surface. Then, they extract a thing called "diamine acid" from the crude oil, and after this diamine acid enter in a chemical reaction with adipic acid and it turns in plolymer.

Polyamide - environmental problem

anafranca15 — 2024-04-18 18:11:16 UTC

As we know, fossil fuel (petroleum), also known as crude oil, it is the base material for the different types of polyamide. Petroleum oil is a non-renewable resource, and great lengths are taken to obtain it. Additionally, this base ingredient is inherently a pollutant, which means that the process of producing polyamide fabrics cannot be considered to be environmentally-friendly. Petroleum is a naturally occurring complex mixture made up predominantly of hydrocarbon compounds and frequently contains significant amounts of nitrogen, sulphur, and oxygen together with smaller amounts of nickel, vanadium, and various elements, elements that contributes to the global warming

Metal extraction process

julietadiniz — 2024-04-18 18:19:53 UTC

The first step in metal extraction is mining the ore containing the metal. Ores are typically found in the Earth's crust and may be concentrated in certain geological formations.Once the ore is mined, it is crushed into smaller pieces to facilitate the extraction process. To purify the metal, it undergoes refining processes such as electrolysis, distillation, or chemical precipitation. These processes remove impurities and improve the quality of the final metal product.Once the metal is refined, it can be cast into ingots, billets, or other shapes for further processing or use in manufacturing applications.

Metal environmental problems

julietadiniz — 2024-04-24 10:50:57 UTC

Mining activities often involve clearing large areas of land, leading to habitat destruction and fragmentation. This can disrupt ecosystems and threaten the survival of wildlife species. Mining operations can contaminate water bodies with heavy metals, acids, and other pollutants, due to that Mining activities can also disturb soil structure and fertility, leading to erosion and loss of soil productivity. To mine often require the clearing of forests to access mineral deposits. Deforestation not only reduces biodiversity and contributes to habitat loss but also exacerbates climate change by reducing the capacity of forests to sequester carbon dioxide. Metal extraction processes, particularly those involving energy-intensive operations like smelting, can emit significant amounts of greenhouse gases, contributing to climate change and global warming.

Fonts

anafranca15 — 2024-04-25 17:41:56 UTC

From Russia with love: spotlight on Russia leather - Leather Conservation Centre

Is Leather Bad for the Environment? New Report Investigates Industry's Footprint (greenmatters.com )

https://brasilescola.uol.com.br/amp/quimica/exploracao-extracao-petroleo.htm

Review on metal extraction technologies suitable for critical metal recovery from mining and processing wastes - ScienceDirect

https://sewport.com/fabrics-directory/polyamide-fabric

https://education.nationalgeographic.org/resource/petroleum/

Extraction of Metals - Methods of Extraction of Metals from Ores (byjus.com )

https://byjus.com/chemistry/extraction-metals-ores-minerals/#:~:text=The%20extraction%20of%20metals%20and%20their%20isolation%20occurs,Here%20the%20metal%20is%20purified%20for%20practical%20purposes.

https://www.youtube.com/watch?v=9GorqroigqM&authuser=0

anafranca15 — 2024-04-25 17:53:21 UTC

metal extraction

julietadiniz — 2024-04-25 17:54:11 UTC

petrolium extraction

julietadiniz — 2024-04-25 17:55:30 UTC

The impacts of industrial waste

julietadiniz — 2024-04-25 18:00:05 UTC