2. As the precursor to nitric oxide (NO), arginine can produce more muscle pumps during an intense workout. It works by widening your blood vessels during workouts, so that more oxygen and nutrients are hitting your muscles. Besides giving you more muscle pumps and growth, arginine is also a quality fat burner.
Communication is the quality of being able to get on well with others in a productive way. Good communication skills are important in any field of human activity but perhaps even more so in refereeing. Referees need to try to establish good channels of communication with players and coaches alike.
Mental Skills. Plumbers should be able to apply reason and logic to the problem at hand, carefully analyzing all alternatives and the advantages or disadvantages of each method. They need to be good listeners who will give customers their full attention so misunderstandings will be reduced. Plumbers should be able to make decisions in a timely manner while using good judgment. At times, a plumber may have to keep an eye on dials or gauges while performing a repair or installation, so being able to multitask can be an asset.