Â© PMA of Georgia 2010. Venting. This concept of the plumbing system breathing (while. conceptually accurate) is somewhat confusing to a. craftsperson when trying to understand specifically what. the purpose of the vent system is.
Definition of traffic jam. : a situation in which a long line of vehicles on a road have stopped moving or are moving very slowly stuck in a traffic jam.
Traffic congestion is a frequent source of stress, anger and anxiety â and the problem, like your car in a traffic jam, isnât going anywhere soon. Consider these statistics in a recent report from the Texas A&M Transportation Institute: Rush-hour commuters in the United States lose an average of 42 hours per year to traffic delays caused by clogged highways.