The study describes the results of static. physicochemical and ballistic examination of double-based gunpowder charges. in order to establish the deviations from the demanded quality of mortar ammunition. The examinations were carried out on gunpowder samples used for laboration of mortar shells 60. https://wukqgvxjymkfvf.collectblogs.com/79711776/correction-the-role-of-coupled-positive-feedback-in-the-expression-of-the-spi1-type-three-secretion-system-in-salmonella