Tirrill LPG Bunsen Burner with Cast Iron StabiliBase and Gas Flow Control Glass Sets & Apparatus_Distillation Apparatus Miniature desktop torso with 12

Miniature desktop torso with 12 removable parts includes a dissectable head and brain for compact classroom anatomy and biology teaching

5L copper steam generator at 9

sliding through a full octave from C5 (521Hz) to C6 (1024Hz) for hands-on comparison of length to fundamental frequency

Triple-range moving-coil DC voltmeter at 0-3V

sweat glands

Tirrill LPG Bunsen Burner with Cast Iron StabiliBase and Gas Flow Control Glass Sets & Apparatus_Distillation Apparatus Miniature desktop torso with 12Tirrill style LPG Bunsen burner with gas flow control, a flame stabilizer, and an anti tip cast iron base, fine tuning flame intensity beyond a standard air only burner.