metering 1&3 phase electric, gas meter and water meter

  1. Is arduino possible to use for metering 1&3 phase electric, gas meter and water meter?
  2. Any Sample and the program?

you can answer also to this email : m.eng.leonardo@gmail.com

I need soon for my projects

And cross posting certainly isn't allowed!

http://forum.arduino.cc/index.php?topic=416800.msg2870289

leonardoshbg:
you can answer also to this email : m.eng.leonardo@gmail.com

we do not like to take responses off the board. what valuable pieces of information that are given freely on the forum are open source and available to anyone. private messages do not help the people looking for information.

there is a great source of information. LMGTFY