Historic Moments on Instagram: "While filming her iconic exit from Munchkinland in The Wizard of Oz, Margaret Hamilton suffered severe second and third-degree burns when a trap door malfunctioned and the pyrotechnics ignited too early. The copper-based green makeup on her skin exacerbated the injury, as it was highly conductive and had to be painfully removed with acetone from her raw wounds. In a 1981 interview, Hamilton recalled the “breathtaking” agony of the incident, noting she had to bite