??? ??? ??? ??? ??? ??? ??? ??? ??? ??? ????>> ???????? ??? ??? ??? ??? ??? ??? ??? ??? ??? ????>> ?????Now think about a copper wire: make any difference filled with countless copper atoms. As our no cost electron is floating in an area among atoms, It truly is pulled and prodded by bordering prices in that Area. On this chaos the no cost electron