11. By having an automated particle size analyzer, companies can closely monitor their processes. 12. The reaction conditions are critical to the process and determine the particle size . 13. ROM coal can have a large variability of moisture and maximum particle size . 14. Note the very great difference in particle size between the powders. 15. Typically, the gap distance is far greater than the particle size . 16. When metallic fuels are used, the metal particle size is important. 17. The funnel contains a 1 mm mesh screen to limit the particle size . 18. One also usefully can approximate the particle size distribution using a mathematical function. 19. Clastic sedimentary rocks, are subdivided according to the dominant particle size . 20. These methods include several different techniques for characterizing particle size distribution.