 The prohibition of lighting a fire has been extended in the modern era to driving a car, which involves burning fuel and using electricity.Jewish holy days ("chaggim"), celebrate landmark events in Jewish history, such as the Exodus from Egypt and the giving of the Torah, and sometimes mark the change of seasons and transitions in the agricultural cycle.The three major festivals, Sukkot, Passover and Shavuot, are called "regalim" (derived from the Hebrew word "regel", or foot).