Far too many people do not understand the difference between neutral and ground, or what is meant when you tell them the electrical service to their home is 2-phase. Let's say it again! IF YOU DO NOT UNDERSTAND THE TERMS USED IN THESE POSTS ABOUT A.C. MAINS ELECTRICITY, CALL AN ELECTRICIAN!
Most people have been shocked at least once in their life by 120V.A.C. It hurts a little and you'll remember it! Add some water and a ground source, and you'll DIE!!!... Painfully!!!