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Brownian Motion Observation: The smoke cell apparatus is designed for observing Brownian motion in smoke particles
Durable Materials: Crafted with high-quality resin
Good value for money
It also has 135 accompaniment styles
offering a unique learning experience
Spiral Spring Brownian Motion Observation: The smokeLong Wave Form Spring, for experiment in wave motion, pulses, reflection and interference. Closed length: 1. 8m, Diameter 2cm. Premium Quality: Spiral Spring is made of high grade construction all the way through, excellent build quality and proven reliability across the range. Designed for use in professional laboratories but is an ideal choice for science classrooms and household use. If you need custom order with different sizes design, please
