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.
Swallowing Air. Swallowing large quantities of air can cause more-frequent belching. People who eat quickly, drink carbonated beverages (such as soda and beer)---especially through a straw---and chew gum may all be more likely to burp on a more-than-regular basis.