| http://www.w3.org/ns/prov#value | - It is well known to provide a therapeutic wrist band of copper or brass which has a gap in it so that as the user's arm moves through the earth's magnetic field during the normal course of the user's daily activities, a very small voltage is set up in the wrist band, which is thought to alleviate discomfort caused by ailments such as rheumatism, arthritis etc.
|
