Crude oil is a naturally-occurring substance found in certain rock formations in the earth. To extract the maximum value from crude, it needs to be refined into petroleum products. The best-known of these is gasoline, or petrol. Others include liquefied petroleum gas (LPG), naphtha, kerosene, gas oil and fuel oil. Oil wells are used to release the oil from within the earth.
Fluid Therapy. Fluid therapy is a treatment you can do at home to help maintain your dog's failing kidneys. In fluid therapy, electrolytes such as potassium are injected under your dog's skin. These electrolytes help boost your dog's failing renal system.
The red-topped tube allows the blood cells to clot so the fluid in the blood, called serum, can be tested for levels of certain chemicals and enzymes. This serum can be used for a number of different tests that will tell your veterinarian how some of your petâs internal organs are functioning.