Period 5 element and because of its rarity, rhodium is usually alloyed with platinum or palladium and applied in high-temperature and corrosion-resistive coatings. White gold is often plated with a thin rhodium layer to improve its optical impression while sterling silver is often rhodium plated for tarnish resistance. Rhodium detectors are used in nuclear reactors to measure the neutron flux level. Palladium is a chemical element with the chemical symbol Pd and an atomic number of 46. It is a rare and lustrous silvery-white metal discovered in 1803 by William Hyde Wollaston. He named it after the asteroid Pallas, which was itself named
Club of the factory named after Peter Alekseev Club of the factory named after Peter Alekseev Club of the factory named after Peter Alekseev () is a former house of culture in the north of Moscow near the estate Mikhalkovo (Mikhalkovskaya Street, house 36, Kor.1). It was built in 1927-1929 for the Moscow fine-wool factory named after Peter Alekseev in the constructivist style, designed by the architect L. A. Vesnin. The building had an asymmetric composition of three volumes of simple geometric shapes. In Soviet times it had the status of a monument of architecture. In 1982 the club was rebuilt. In 2010, it was occupied by Jehovah's