Ключевые слова: atom, biology, black, bomb, chemical, chemist, chemistry, connection, dark background, electrical, electron, element, energy, experimental, explosion, gold, gold abstract, gold atom, gold shape, golden, gradient, icon, illustration, ionizing, laboratory, medicine, molecular, molecule, neutron, nuclear, nucleus, object, orbiting, particle, pharmacist, physics, power, proton, radiation, reactor, science, scientist, sign, sphere, structure, symbol, technology, uranium, yellow,