Irritation threshold is one of the employment human relationship characteristics. It refers to the tolerance acceptability for an irritating habit or mannerism by a coworker. That irritating habit or mannerism by a coworker that may or may not seriously bother and irritate the disposition of other workers depending on the threshold and the tolerance acceptability of the other workers. A low tolerance acceptability of a worker causes the weakening of the relationship among the members of the team.