The neutral wire color is white in USA, Canada and other countries which run a 60 Hz electrical power service. The neutral wire color is blue in countries in Europe and eâ¦lsewhere which run a 50 Hz electrical power service.
Melpomenem/iStock/Getty Images. The Holding Period Return is an investment measure that calculates the return you have received on your investment over the length of time that you have held the investment.
A womanâs period will typically return about six to eight weeks after giving birth, if she is not breast-feeding. If she does breast-feed, the timing for a period to return can vary. Some women might not have a period the entire time they breast-feed.