US$ 14.99
alternative fuel synthesis
DURABLE & STURDY || Both burette and reservoir are made of precisely bore high quality
4 inches with thread-fitted adjustment
Class-pack of economy handheld spectroscopes fitted with a rotating slit cap and internal diffraction grating for identifying constituent wavelengths in visible light sources
Metal spouting cylinder with multiple outlet holes at different heights
Aluminum Leslie's Cube, 10 cm Sides Meters_Electrical alternative fuel synthesisDemonstrates how surface finish affects thermal radiation, comparing the blackened, roughened, varnished, and polished faces of a water heated metal cube with an infrared sensor.
US$ 14.99
US$ 77.99
US$ 17.10