XIX world festival of youth and students was held in Sochi from 14 to 22 October 2017. This Grand global event has brought together a 20,000 young people from more than 170 countries. The event was confined to the views of politicians, public figures, media representatives and concerned part of the population of the entire planet.
10.10.2017 All-Russia Energy saving festival # VsemYarche
All-Russia Energy saving festival # VsemYarche is supported by the Ministry of energy, Ministry of education and science, Federal Agency for youth Affairs, state Corporation "Fund of assistance to reforming housing and communal services", Ministry of culture of Russia, Fund "Recongress" and open to participation in the organization of Federal, regional and municipal authorities, businesses, community and educational organizations.
16.11.2016 LED-technologies take care of health.
The popularity of using LED technology today has reached its peak. This is not surprising, because LEDs have many advantages over other types of lamps
16.11.2016 Some facts about LED lamps
LED lamps are semiconductors that convert electricity into white light. The main elements of such lamps are optical system, LED and semiconductor chip. The chemical composition of the latter affects the spectral characteristics of the lighting.