Mustafayev Oybek Bobomuradovich; Boltayev Muhammad A’zamovich; Ruziyeva Shahnoza Xayrullayevna; Axmedov Soyibjon Tojiboyevich. A STUDY OF FACTORS THAT NEGATIVELY AFFECT THE EFFECTIVENESS OF GRINDER DEVICES. Web sci. scholars 2024, 2, 66-71.