title: The effect of particle size and shape on the flow and failure properties of procaine penicillin powders.
mesh_terms: D006244:Hardness; D010316:Particle Size; D010406:Penicillins; D011208:Powders; D011343:Procaine; D013499:Surface Properties; D013696:Temperature
chemical_list: D010406:Penicillins; D011208:Powders; D011343:Procaine