The relevance of the research is caused by the need to reveal the connection of oil and gas deposits in Tomsk region with a deep structure and rheology of the crust and uppermost mantle. The relations determined are used for oil-gas forecast in areas with obscure prospects. The aim of the work is to research the density contrast of the crust and uppermost mantle - manifestation of rhe... https://halohealthcarers.shop/product-category/electrodes/