US$ 46.99
the half-disc geometry letting light enter perpendicularly through the curved face for Snell's law and TIR ray-tracing experiments
ventricles
providing a standard method for cumulative rainfall measurement
Multiplate 2V 45Ah lead-acid accumulator built for heavy current draw
Green Chemistry Production of Biodiesel Kit Base Size_9 x 6" the half-disc geometry letting lightBiodiesel production kit demonstrates green chemistry through transesterification reactions, alternative fuel synthesis, and sustainable energy principles.
US$ 46.99
US$ 49.99
US$ 31.95