Smoke Cell (Each) Paper safes should be base fixed

safes should be base fixed to a suitable solid floor

Features a reduced key mechanism

Battery life approximately 10-12 hours

Magic-Chart is a ready to use solution that creates an instant writing surface

Hoop 2100mm (6'9") long x 1

Smoke Cell (Each) Paper safes should be base fixedIngenious apparatus for observing Brownian motion in smoke particles. Great for physics classrooms studying kinetic theory All optical components are pre set at the optimal distance to focus light into the smoke cell Integral flanges on the plastic housing are provided as securing points for microscope stage clips Kit includes (1) plastic molded box with lead plugs and sliding lid that houses the smoke cell and optical components, (1) squeeze bottle