Elixo on Instagram: "- The X post features a 26-second video demonstrating a DIY trick to remove a stuck motorcycle brake lever: heat the base with hot water to expand the metal and break corrosion, apply lubricant, then unscrew with pliers while gripping for torque. - This method leverages thermal expansion principles—metals like aluminum expand about 23 ppm/°C when heated, loosening rusted fittings without damage, a technique supported by basic materials science and common in automotive repair