The particle size of the substance. Can be checked by using the filter paper with pore size 107 cm distributed throughout the body substances. Which is different from the paper round. And cellos defenseman whose pore size 10-4 cm.
Particle size of the substance can be checked by using the filter paper containing pore size 107. Scattered throughout the body cm looks different from the General paper. Cello and Beethoven, which is 10-4 pores cm.
particle size can be used to determine the substances used by the filter paper which has a hole 107 cm osteoporosis are spread throughout the meat of which is different from paper to an anvil and use the โลเฟน osteoporosis which is a true 10 - 4 cm