Quick Answer. A lightning arrester protects telecommunication and electrical power systems from damage during a lightning strike. It accomplishes this by redirecting the current in the lightning to the ground.
Bloating, burping and passing gas are natural and are usually caused by swallowed air or the breakdown of food through digestion.
Causes of constant burping can range from very benign conditions such as swallowing of air to life threatening ones such as gastric cancer. Here lists some possible causes of constant burping. One of the most common causes of constant burping is swallowing of air, also known as aerophagia in medical parlance. Aerophagia or swallowing of air tends to occur when you drink aerated drinks or eat too fast. Aerophagia also occurs when you drink liquids with the help of a straw.