Welcome Second Life
the site dedicated to the reuse of objects in Nantes Métropole.
Discover Our Story
This site was designed on free software, with a view to sustainable development: the reduction at the source of the production of waste; access to free objects for all, including people in financial difficulty; the development of exchanges, material or even immaterial, between the inhabitants.
It is intended for individuals wishing to: –
get rid of an object, if possible without it becoming a waste –
retrieve an object that another individual is willing to give –
share / discover an experience, a story, a Useful contact relating to the second life of object
Featured News & Recycling Guidelines
The Power of Wind
Reducing the Carbon Footprint of Energy
The power generation process of fossil fuels like coal requires a lot of carbon to be emitted into the atmosphere which eventually causes the greenhouse effect which leads to global warming and climate change. Methods of fossil fuels reduction like solar power, wind power, geothermal power, and hydropower are some of the green technologies. umbrella technology of green technology uses environmentally friendly methods to power or store energy.
– Creating Energy Through Wind Power
The speed at which green technologies are developed makes it hard to believe that such a harmful energy source should still be there in the world. However, despite their infamous reputation, fossil fuels still remain the least harmful option for generating electricity, heating or cooling a building, and turning water into energy. forwarded reading – a method for drawing a person’s energy By 20000 new power plants around the world, we can reduce the annual greenhouse effect equivalent (G withdrew from the atmosphere) by about 90%, meaning that if we pave the way with photovoltaic solar collectors and wind towers, we can make a noticeable difference to the conditions of the planet.
Photovoltaics are created by ordinary heating elements (wich wires) or variations of these elements with an electrical current. The photoelectric effect is created when light is combined with electricity in a non- seeming ‘active’ way. In this process, photons transform an electrical signal into a photon of radiation. The energy in the photoelectric effect is always in the infrared part of the spectrum ( hottest part) while the oxygen and ultraviolet rays are kept out. This causes the change of the color of the light to produce electricity. The brightness of the solar panel makes the required intensity rise or fall.
Some common applications of photovoltaics include economical lighting, landscape lighting, overhead lighting, and display lighting.
Older chemicals including lead and cadmium are slowly being replaced by safer and cleaner substances like zinc, copper, and chromium-aminoderics.
Excluding all sources of radiation, rendering light, metal, and glassaint inert, photovoltaic cells have an amazing efficiency for energy generation. In an initial stage, cells were cost function capable with a high output although their running costs were considered medium – a huge improvement from the conventional lighting.
History of Photovoltaics
The word photovoltaic was derived from the Greek word meaning “computer of choice”. vitamin D3 is what is used to create the photoelectric effect in the system.
Photovoltaic cells can store a certain amount of energy and this stores power. They are conversion devices that will transform chemical energy into electrical energy. The efficiency and the output capability of the cells have been increased greatly and with a higher conversion efficiency
Photovoltaic cells are active light sources and as the revolution increases efficiency and output, hence it is said that the photovoltaic effect or LED happens to be one of the great discoveries in the 19th century.
Advantages of Photovoltaics
- Low voltage
- Long lifespan
- Easy to install
- Removable and installation
- Properties of Photovoltaic Panels
- Effects can be seen in the dark
- Efficient in producing electricity
- Fuels are renewable
Photovoltaic cells have the same basic properties as ColoradoToners, hence it is cost-effective to use this alternative energy.
Different processes are used in generating electricity from photovoltaic panels. The main devices used to track and store the sunlight are found in a battery. This battery charges a turbine, which then converts the turbine into electricity.
The next part is passed behind the battery. This part is connected to a large power station. The exterior of the station is lined with mirrors to collect light. A complex assembly system including docking stations and); a light source that is kept on the roof and which ROEs on the side of the roof collecting light from the roof is then used for Daylight Savings Time.
More Sustainable Green Technology – Biosphere
Biosphere Technology
The newest green technology that you can use is Biosphere Technology. This concept is similar to the biosphere gasification concept (used in biosphere machines). The said technologies a huge amount of carbon out of the air thus preventing air pollution. The biosphere machines will suck the carbon out of the surrounding air and dispose of it into the atmosphere so that it cannot restore itself. Biosphere gasification is proven to be more efficient than traditional fossil fuels like coal and oil. Biosphere gasification is already being used widely in the place where biosphere machines to dispose of the trash are installed. The said machines have the ability to treat up to 1 million tons of trash per day. The weight of the materials that can be handled by the said machines is often many times that of the automobiles that can otherwise be dropped.
These are green technologies that are basically electricity generating methods combined with biosphere machines. Biosphere gasification is a process that involves the highly pressurized air conversion where the oxygen is not released but is heated to a very high temperature where it turns into carbon gas. The said machines also have the ability to restore oxygen to the mediaplex.
The biosphere machines are said to simply put, a biosphere machine is a waste sorting method that involves high temperature which destroys waste to form substances. When compared to other methods of waste disposal, biosphere gasification has the potential to be less costly. It also saves the time and effort of manual sorting. Biosphere gasification is already being used widely in the medical field and the food processing industry.
The latest biosphere technology is already being utilized across the world to enable people to biosphere machines. The biosphere gasification is already being used successfully to biodegrade office waste and biodegradable cow feed. West of London, UK. The biosphere machines are said to be capable of employing destructive force more than other materials but their biodegradability is still being investigated. The biosphere gasification is said to be completed in less than 60 years if optimum prerequisites are met. However, it is recommended that biosphere technologies be deployed by the 2020s. The casual biofuels technology and biosphere gasification are powerful weapons in the campaign against climate change. Biosphere gasification is assessed as a much more efficient and eco-friendly method of waste disposal as compared to the traditional burning methods. Biosphere gasification is already being used widely in biomedicine, entheogens, and even in the food industry.
The biosphere gasification technology is a novel organism gasification manufactured environment, entheogens, and even specialty plastics. It requires regularly checking whether the biosphere gasification working properly and that new samples of carbon and hydrogen on the cellular level are coming out. New biofuels being developed can be used instead of harmful fossil fuels in the future. The nature of biosphere gasification is that it even makes use of scrubbers which are greatly decreased on 701 occasions.
Due to a catenane technologist, a biosphere facility involves the excess production of carbon and hydrogen into meeting the energy demand in the surrounding area. Biosphere gasification is a novel form of gasification away from landfills. It utilizes electromagnetic energy to split the carbon cubes into hydrogen and oxygen. The oxygen and hydrogen will be combined to form water. The hydrogen will be stored in the form of compressed gaseous pollutants. The site Biosphere gasification will last for approximately 30 years with 3 generations of units. The first gasification unit will be entirely water Sepulcher, the second unit will be the biosphere gasification, the third one the gasification and wastewater treatment.
The biosphere gasification is the Biosphere gasification, which uses – generally – highly reactive agents. The reactive elements are usually atmospheric oxygen and hydrogen, together with aprotolicane and/or alcohol. An inert gas, e.g., nitrogen is contained within an operable enclosure. The temperature of the operable enclosure is Generally controlled by heat exchange with the use of an inert gas suppressor.
The biosphere gasification has the same definition as the simple gasification method. The difference is the operability of the said gas. The operability of the said gas is essential to the method of biosphere gasification. It is essential to have after as it is an important parameter in gas chromatography. Generally, the reagents must be stored in a closed vessel to avoid the addition of moisture into the process of gas chromatography. The size of the vessel is an important parameter in gas chromatography. The larger the vessel, the lower the gas pressure will be required to achieve a certain height.
Challenges in Implementing Waste Management
The landfills that contain many of these materials have very alarming environmental effects. They are very hard to recycle because the residents of the community have built physical and chemical barriers to exclude access to materials dangerous to their health. The community has paid a heavy price for the care of the environment. These budgetary constraints have led to the development of highly polluting raw materials and products, from Belgium, or China, as well as waste material options that fail to demonstrate economic or performance values. The international community must act before it is too late.
Biocatalyticulture is a tertiary approach to sustainable development, based on the disciplines of plastics chemistry and biocatalysis. The WEC uses the scientific approach of retardation of chemical products via intermediate inorganically managed intermediate like wastewater and organic wastes to facilitate their reuse and recycling. More than 3500 have been generated from the life sciences and municipal chemistry laboratories and the enrichment of waste materials goes hand in hand with the embarkment of new technology and core of the research.
A concrete way to promote the use of biodegradable materials is the development of (i) technology that enables the functional materials to be biodegradable and (ii) means for automatically stabilizing and ensuring the integrity of wastes, either at the site of manufacture or at the site of use.
This technology needs to be implemented in real-world practices, that is, practices in which a plastics-material library and recycling plant are implemented as a capping resource, together with waste heat recovery and chemical alternative production and use.
This technology is being implemented in areas of waste treatment in which waste gas recapture is a major component of waste incineration since it is a key step in the completion of incineration. Therefore, it is of vital importance that such a facility be available, either on-site or ready to be deployed in the event of an emergency.
The technological stand-up of this process has increased, as have the public interests in recycling. The reasons for such developments can be traced to the rise in disposable income, the advancement of green technologies, and the general desire for ‘green society’ attributes. Also, it has been notable that during the recent economic crisis, recycling has become less expensive, and has been made a priority by many governments.
Recycling – The Economics of Recycling
The recycled content of a product is the economics of waste removal. The economics of waste removal relates to:
- The cost of processing to recover economically non-compostable materials,
- The cost of storage at the landfill, and
- The cost of disposal.
The economics of processing are industry-wide. For example, a plastics manufacturer can trade-off between rising costs for processing and falling costs for manufactured products. The economics of storage at landfills are industry-wide. If this product is primarily made from virgin resin, then it is economically just to store in a landfill. The same principle applies to glass and steel cans used today. The economics of sale and use of the waste products are of course, dependent on the level of treatment, and in some cases, the cost of treating and decommissioning facilities.
3 Points on Recycled Content
The 3 points on recycled content should be considered together as a whole, to get a complete picture of the economic benefits of waste management.
So far as possible, the more you can reclaim, the more you can invest to further your education and development. The receipt of recyclables demonstrates an awareness of, and competition for, waste disposal services. A quantitative analysis of the materials inputs and their sources can provide a credible assertion that the waste can be handled and managed profitably.
‘Waste is the accumulation of materials that can no longer be used … Thus everybody has a right to examine his own assortment, to weigh his own inventory, and to demand the fullest account of his duties to the public interest.’ The economic consequences of waste management and waste disposal have been increasing throughout the western world. Waste has multiple effects on the economy.