Copper and Iron Compound Bar for Thermal Expansion Heat & Thermodynamics_Temperature & Heat sized as both a teaching

sized as both a teaching demonstrator and a small-footprint bench AC supply

and a pulley for introducing momentum

providing a stable burner on classroom benches while controlling flame type through a collar

Used as the red-rail partner to the 750mm black 4mm lead

Large-wheel pulley mounted on a universal clamp for attachment to retort rods or support stands

Copper and Iron Compound Bar for Thermal Expansion Heat & Thermodynamics_Temperature & Heat sized as both a teachingRiveted compound bar of copper and iron strips at 200 by 15mm, flexing under heat as each metal expands at a different rate, the working principle behind bimetallic thermostats.