Surface active agent (surfactant) is a substance or a blend of substances that hindigyanvishv.com lower the surface tension or interfacial tension between two liquids.It contains both hydrophobic groups (its tail) and hydrophilic groups (its head).Surfactants lower the surface tension of a liquid by spreading spontaneously over its surface.To under
Introduction: Amino acids are critical biomarkers for many inborn errors of metabolism, but amino acid analysis is challenging due to the range of chemical properties inherent in these small molecules.Techniques are available for amino acid analysis, but they can suffer from long run times, laborious derivatization, and/or poor resolution of isobar
In the early 90s there was a need for the complex development of training, retraining, maintaining and professional development system designed for the most popular Mi-8 helicopter pilots oriented at modern information technologies.The system covers all the stages of pilot training, starting with the initial stages of professional activity up to it
BACKGROUND: Since the very first outbreak, scientists have been trying to determine the most critical pathogenetic mechanisms for the development of COVID-19 and related complications, analyze individual subpopulations of patients with chronic diseases and develop optimal tactics to combat not only the infection itself but also its acute and chroni
The overweight and obesity are considered as a risk factor for natio celebrate eyeshadow palette the heat strain.This study was planned to assess the oral temperature changes among overweight and normal-weight subjects during light and moderate exercises under exposure to hot and very hot conditions.An experimental study was conducted on 35 subject