A spark plug has a metal threaded shell, electrically isolated from a central electrode by a porcelain insulator. The central electrode, which may contain a resistor, is connected by a heavily insulated wire to the output terminal of an ignition coil or magneto.
President Trump has now fired 3 officials who were investigating his campaign or administration. Be the first to know about new stories from PowerPost. Sign up to follow, and weâll e-mail you free updates as theyâre published. Youâll receive free e-mail news updates each time a new story is published.
Here is the growing list of people fired while investigating Trump. On Tuesday, many were in complete shock upon learning that President Trump had fired FBI Director James Comey. He is not, of course, the first high-ranking individual the president has relieved of his or her duties. Though Trump has only been in office for a few months, he has created quite a trail of crushed careers, notes USA Today.