A Scam? Life Coaches have been the subject of jokes in pop culture for quite a while. But now the unregulated, untrained life coaching industry is the subject of scrutiny, thanks to a class-action lawsuit now in colorado courts. Married couple Coral Rose Grant and Gary McGonagle Mac Grant II ran a life coaching business in Winsor Colorado.
: Magnetometers detect ferrous metals that could be attracted by a magnet. Steel, iron and iron rich rocks. A good way to remember this is that ferrous metals (detectable) rust or stain yellow/orange. Magnetometers will not detect or see nonferrous metals. Gold, silver, lead, copper, aluminum, and some stainless steel. (This makes the underwater mag indispensable for weapon searches). Aluminum cans and pull tabs are not detected.
A seismograph is only one tool scientists are using, in an attempt to LEARN how to predict volcanos and earthquakes. If the technique had already been developed, then many lives would have been saved in the last several years. What a seismograph detects is the movement of ground in the area of the instrument. They are pretty sensitive and can detect, even very slight movements, such as the passing of nearby automobiles, and, man made explosions many miles away.