Biodiesel can be used as a fuel for vehicles in its pure form, but it is usually used as a diesel additive to reduce levels of particulates, carbon monoxide, and hydrocarbons from diesel-powered vehicles.ellulosic biomass, derived from non-food sources, such as trees and grasses, is also being developed as a feedstock for ethanol production. Ethanol can be used as a fuel for vehicles in its pure form, but it is usually used as a gasoline additive to increase octane and improve vehicle emissions.
1 Even if your bleeding was first discovered through urine testing (urinalysis), you're likely to have another test to see if your urine still contains red blood cells. 2  Urinalysis can also check for urinary tract infection or the presence of minerals that cause kidney stones.
Leukocytes in Urine. â by admin 1. The Urinary system consists of a number of different parts, including the kidneys, the urethra, the bladder and the ureters. A test known as urinalysis is normally used to detect the occurrence of leukocytes in urine.ence, people who are facing health issues may visit a doctor for tests, wherein the excessive levels of leukocytes in urine may be detected. A doctor will generally recommend a patient to undergo a urinalysis as it is the best type of urine test to detect excessive levels of leukocytes in urine.