Colloids are tiny particles, nanometers to microns in size, suspended in a liquid' Colloidal suspens
https://www.powershow.com/view1/25d6d8-ZDc1Z/Colloids_are_tiny_particles_nanometers_to_microns_in_size_suspended_in_a_liquid_Colloidal_suspens_powerpoint_ppt_presentation
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