Abstract: A Mobile Extractor for extracting essential elements from plant material and for transporting low concentrations of essential elements in a solution of solvent includes a clean tank, a hopper, one or more pumps, a plurality of valves, and a dirty tank. Plant material may be soaked or rinsed with a solvent that extracts essential elements from the plant material where the solvent washes the essential elements from the plant material into a dirty tank. When the operation is complete the dirty tank will contain a solution of solvent infused with essential elements from the plant material. The best mode of the invention extracts cannabinoid or cannabis related essential elements from raw cannabis plant material and stores it in a solvent bath. The best mode pump or pumps used is one or more vacuum pumps.