Hand-Powered AC/DC Motor Generator Demonstration Model Capacity_100mL Four-prong cork-lined retort clamp with

Four-prong cork-lined retort clamp with an integrated boss head

gripping cylindrical items from 15 to 60 mm alongside an integrated boss head for retort rods

Needle valve and flame stabilizer add precision control to this nickel-plated micro Bunsen burner running on natural gas for small-flame work

this adjustable board accommodates specimens for butterfly

Fullerene C60 kit with 60 atoms and 90 bonds for building the spherical cage structure characteristic of fullerene carbon allotropes

Hand-Powered AC/DC Motor Generator Demonstration Model Capacity_100mL Four-prong cork-lined retort clamp withEngineered to expose both AC and DC generation on a single hand cranked apparatus, this motor generator pairs a split ring commutator against slip rings with bulb indicators.