Human Nose Anatomical Model, 2X Life Size, 12" Tall Subcategory_Racks and Stands this Melde's vibrating string apparatus

this Melde's vibrating string apparatus pairs an oscillator-driven string with a mass tray that adjusts tension to determine wavelength

accepting rods up to three-quarters of an inch for positioning apparatus at any angle

accepting vertical support rods up to 5/8 inch on standard laboratory stands

Cork-jawed safety tongs measuring 12 inches in stainless steel accommodate both round-bottom flasks and straight-sided beakers

equipping a class for compound-pulley and multi-rope mechanical-advantage experiments

Human Nose Anatomical Model, 2X Life Size, 12" Tall Subcategory_Racks and Stands this Melde's vibrating string apparatusTwice life size longitudinal section reveals nasal cavity, sinuses, septum, and airway anatomy at scale, sized for small group demonstration without magnification.