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Earth core structure illustrated with geological layers according to scale - isolated on black (Elements of this 3d image furnished by NASA - source maps from http://visibleearth.nasa.gov/)
Types of radiation and the penetrating power through paper, aluminum, lead, and concrete. Alpha, beta, and gamma rays in penetration of materials.
Atoms 3d rendering, protons neutrons and electrons
Abstract molecules design. Vector illustration. Atoms. Medical background for banner or flyer. Molecular structure with blue spherical particles.
Close up of colorful atomic particle background science 3D illustration

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