Oil and grease are defined as any material recovered as a substance soluble in the solvent. DETERMINATION OF OIL AND GREASE includes other material extracted by the solvent from an acidified sample (such as sulfur compounds, certain organic dyes, and chlorophyll) and not volatilized during the test. The determination of a specific substance is not … Read more
What is Biochemical oxygen demand (BOD) ? Biochemical oxygen demand is used as a measure of the quantity of oxygen required for oxidation of Biodegradable organic matter present in water samples by aerobic biological action. The oxygen demand of wastewater is exerted by three classes of materials. 1. Carboneous organic materials are used as a … Read more
The modulus of elasticity is the material characteristic value for the elastic deformation(strain) behavior of a material subjected to pressure, force, or tension expressed in kN/mm² or N/mm². The modulus of elasticity indicates the ratio of stress to the associated elastic deformation. Modulus of Elasticity (E) = Stress/Strain It is therefore defined by the relationship … Read more
Scope The purpose of the test is to use nephelometry to determine the turbidity of a given sample & the purpose of this article is Turbidity Lab Report. Significance From an aesthetic standpoint, turbid water is unappealing. The murky waters will make consumers hesitant to drink them. Water treatment systems are hampered by turbid waterways. … Read more
I am a die-hard Google supporter, and I have my own motivations for doing so. I love you google and I’m going to use this essay to illustrate how my relationship with Google has evolved through time, how it has aided me, and how I expect it will continue to do so in the future. … Read more