A spark plug is made of a center electrode, an insulator, a metal casing or shell, and a side electrode (also called a ground electrode). The center electrode is a thick metal wire that lies lengthwise within the plug and conducts electricity from the ignition cable hooked to one end of the plug to the electrode gap at the other end.
color of candles It turned out, in the end, pink candles burn the longest, although, it was only off by 0.1 cm. Candles burn faster the first time you light them. Then as you light them again, they burn slower. Blue is in 2nd place, white and gold/yellow are tied for 3rd and green burns the fastest. most scented candles or birthday candles burn out
Headlines read Students Invent Soy Wax Birthday Candles. Intrigued, I read further and learned of students at Purdue University touting the health benefits of Soy Wax. Soy wax is a clean burning wax that lasts longer than paraffin and of course creates petro soot free candles! We sourced some soy wax.Thinking it would be easy, we experimented making our own candles.Our first candles looked and smelled beautiful in the jar but burning them was not so beautiful.oy wax is a clean burning wax that lasts longer than paraffin and of course creates petro soot free candles! We sourced some soy wax. Thinking it would be easy, we experimented making our own candles. Our first candles looked and smelled beautiful in the jar but burning them was not so beautiful.