- catalyst gauze
- • мрежа от катализатор
English-Bulgarian polytechnical dictionary . 2013.
English-Bulgarian polytechnical dictionary . 2013.
De Havilland Sprite — Sprite (DSpr.l) Country of origin UK Manufacturer de Havilland Application RATO hydrogen peroxide monopropellant Walter cold cycle Performance … Wikipedia
arts, East Asian — Introduction music and visual and performing arts of China, Korea, and Japan. The literatures of these countries are covered in the articles Chinese literature, Korean literature, and Japanese literature. Some studies of East Asia… … Universalium
Ruthenium(IV) oxide — Chembox new ImageFile = Rutile unit cell 3D balls.png ImageSize = 200px Name = Ruthenium(IV) oxide IUPACName = Ruthenium(IV) oxide Section2 = Chembox Properties Formula = RuO2 MolarMass = 133.07 g/mol (anhydrous) Appearance = Black crystalline… … Wikipedia
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platinum group — ▪ chemical element group Introduction six metals, in order of increasing atomic weight, ruthenium (Ru), rhodium (Rh), palladium (Pd), osmium (Os), iridium (Ir), and … Universalium
Davy lamp — (drawing) Davy lamp (photo) … Wikipedia
Ammonia — For other uses, see Ammonia (disambiguation). Ammonia … Wikipedia
Platinum group — The platinum group (alternatively, the platinum group metals or platinum metals) is a collective name sometimes used for six metallic elements clustered together in the periodic table. These elements are all transition metals, lying in the d… … Wikipedia
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Bristol Siddeley Gamma — The Gamma was a family of rocket engines used in British rocketry, including the Black Knight and Black Arrow launch vehicles. They burned kerosene fuel and hydrogen peroxide. The family was based around a common combustion chamber design, used… … Wikipedia