1. It can range in size from invisible microscopic particles to grains of sand. 2. Each of the plates trapped microscopic particles streaming from the sun's outer atmosphere. 3. A fine dust of microscopic particles from plants is what triggers allergic reactions. 4. It is coated with microscopic particles of metal that act as miniature reflectors. 5. The substance adds to the water more microscopic particle around which snowflakes can form. 6. These microscopic particles move and grow when heated to form the photographic image itself. 7. The MPR only takes into account the microscopic particles between 0.3 and 1 �m. 8. Commonly these products deposit as microscopic particles in the skin, in effect a dark pigment. 9. In 1912 Frederic Lewy described microscopic particles in affected brains, later named " Goedert and others. 10. Scientists showed that bacteria could load electrons onto and discharge electrons from microscopic particles of magnetite.
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