The far end of the rod will not reach 300 C, but will reach a steady temperature. (judithcurry.com)
Now, hook one end of the rod of the carrier over small indentation at the end of the cross brace. (momandbabylab.com)
Our favorite experimental tool toward that end is a deceptively simple device called a torsion balance: two objects of differing composition at opposite ends of a rod suspended by a wire. (discovermagazine.com)