'Geologists use this earthquake measuring instrument to figure out where to drill for oil'
a seismograph
BORE & GUSH: Geologists use this earthquake measuring instrument to figure out where to drill for oil
Geologists use this earthquake measuring instrument to figure out where to drill for oil
Geologists use this earthquake measuring instrument to figure out where to drill for oil
BORE & GUSH
a seismograph
BORE & GUSH