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Additive manufacturing or 3D printing is a process of making a three-dimensional solid object of virtually any shape from a digital model. 3D printing is achieved using an additive process, where successive layers of material are laid down in different shapes. 3D printing is considered distinct from traditional machining techniques, which mostly rely on the removal of material by methods such as cutting or drilling (subtractive processes).
The subscription business model is a business model where a customer must pay a subscription price to have access to the product/service. The model was pioneered by magazines and newspapers, but is now used by many businesses and websites.
LGBT is an initialism that collectively refers to the lesbian, gay, bisexual, and transgender community. In use since the 1990s, the term LGBT is an adaptation of the initialism LGB, which itself started replacing the phrase gay community beginning in the mid-to-late 1980s, which many within the community in question felt did not accurately represent all those to whom it referred.
A solar cell (also called a photovoltaic cell) is an electrical device that converts the energy of light directly into electricity by the photovoltaic effect. It is a form of photoelectric cell (in that its electrical characteristics—e.g. current, voltage, or resistance—vary when light is incident upon it) which, when exposed to light, can generate and support an electric current without being attached to any external voltage source.
Economic and political union of 27 states mostly located in Europe