Soldering Iron, Model B Heat & Thermodynamics_Temperature & Heat heating the bar until it

heating the bar until it no longer passes through the opening and contraction returns it

Aluminum pendulum clamp with three screw attachments on a die-cast head clamp fitting rods up to 16mm

cushioning glassware against the powder-coated zinc body

Open back reveals spine and posterior musculature while the head section preserves upper-body context

Mounted in a plastic case with 4mm safety sockets

Soldering Iron, Model B Heat & Thermodynamics_Temperature & Heat heating the bar until itHigher output 65 watt soldering iron with a wooden bakelite handle, sized for heavier gauge electronics work and laboratory wiring where the 25W iron heats too slowly to flow solder.