Essays Tagged: "Filtration"

Excretion and Elimination of

the functional unit of the kidney. In the glomerulus the formation of urine begins with the passive filtration of plasma through the pores that are found in the glomerulus. The plasma is forced throug ... re soluble in the plasma water are more easily removed by the kidneys through the use of glomerular filtration. The faster the rate of glomerular filtration , the faster the polar xenobiotics are elim ...

(4 pages) 39 0 4.5 Jan/1997

Subjects: Science Essays > Biology

Chemistry of water treatment

eshwater involves the fundamental processes of screening, coagulation, flocculation, sedimentation, filtration, and disinfection (Drinan, 45). In fact some of these processes, such as disinfection and ... ay (Casiday, 1). The smaller particles that remain in the water after sedimentation undergo gravity filtration. As the water falls through the filter media (typically composed of silica sand, anthraci ...

(8 pages) 72 1 3.7 Mar/2004

Subjects: Science Essays > Chemistry

Separating seawater through desalination

hrough pre-treatment. During the physical separation process of pre-treatment it involves mostly of filtration (physical separation) removing larger solids in seawater.2. Next, when the water travels ... method of desalination involves basic physical separation of applying pressure through membrane and filtration. There is other process of distillation, which involves high cost in energy usage (due to ...

(4 pages) 47 0 3.7 Nov/2004

Subjects: Science Essays

Good accounting

omagnetic compatibility (EMC) testing, and electric utility communications and control systems. The filtration/fluid flow and EMC testing products are supplied to a broad base of industrial and commer ... re marketed primarily to customers in North America. The four primary industry segments of Esco are Filtration/Fluid Flow, Test, Communications, and other.In order for Esco to conform with generally a ...

(4 pages) 76 0 4.0 Mar/2005

Subjects: Businesss Research Papers > Accounting

Masks at work.

(2 pages) 15 0 0.0 Dec/2005

Subjects: Businesss Research Papers > Management

Inorganic and Organic Chemistry(CP4006) - Preparation and Recrystallisation of Aspirin

students to conduct the synthesis of aspirin, acquire the skills of recrystallisation using normal filtration and reinforce the technique of the melting point determination.The method used to synthes ... with stirring rod if necessary to induce crystallization.vii. The product was collected by suction filtration and is washed with a little of cold water.viii. The crude aspirin was recrystallised with ...

(7 pages) 128 0 4.2 Jul/2006

Subjects: Science Essays > Chemistry

Precipitation Reactions

mical reaction may produce a solid that can be collected from the solution by various methods (e.g. filtration, decanting, centrifuging). Precipitation from a solid solution is also a useful way to st ...

(2 pages) 19 0 3.0 Aug/2006

Subjects: Science Essays > Chemistry

Water Purification

keep the water safe until it is taken to the second step of purification where the majority of the filtration occurs, leading up to the third step in which the water is purified for the last time for ...

(1 pages) 17 1 4.5 Nov/2006

Subjects: Science Essays > Chemistry

Air conditioning

to as "comfort cooling" as the air is only cooled or heated, with no humidity control or extensive filtration of the air. 7The system used in the Bicentennial building is a VRV system. VRF and VRV sy ...

(4 pages) 9 0 4.0 Feb/2007

Subjects: Science Essays > Engineering

Total Quality Management

o the external final use of the product. TQM includes management spearheading quality processes and filtration of those processes throughout all management and non-management personnel, involves thoro ...

(4 pages) 204 0 5.0 May/2007

Subjects: Businesss Research Papers > Management


high absorptive capacity and surface area. It is also very chemically stable. Its principal use is filtration. This substance of diatomite is extracted from many countries around the world. Ou ... with the least impact environmentally. Sixty four percent of the diatomite mined is used in filtration.Fourteen percent is used for absorbents, and twelve percent used in fillers. While two pe ...

(5 pages) 1847 0 3.0 Feb/2001

Subjects: Science Essays > Environmental Science

Sorting Out Elements

did the same thing a second time to get most of the remaining poppy seed. Then we used the gravity filtration method, and poured the beaker filled with poppy seed and salt water. We found that the po ... this, Kelly used a stick and pulled out the remaining poppy seeds from the sand. After the gravity filtration was complete, we now had all of them separate and spent the rest of the time checking eac ...

(3 pages) 1485 0 0.0 Oct/2001

Subjects: Science Essays > Chemistry


high absorptive capacity and surface area. It is also very chemically stable. Its principal use is filtration.This substance of diatomite is extracted from many countries around the world. Out of 30 ... e method with the least impact environmentally.Sixty four percent of the diatomite mined is used in filtration.Fourteen percent is used for absorbents, and twelve percent used in fillers. While two pe ...

(5 pages) 626 0 0.0 Feb/2008

Subjects: Science Essays > Environmental Science

Lab Write Up For Separation by Filtration and Crystallization

Experiment1Separation of mixtures by filtration and crystallisationBackgroundThe separation of a mixture of two solids can often be achie ...

(2 pages) 33 1 4.0 Feb/2008

Subjects: Science Essays > Chemistry

This is a lab report on the "Synthesis of Organic Aspirin" for first year chemistry.

c anhydride. Those two chemicals are mixed together along with sulfuric acid to form a crude solid. Filtration is used separate the impurities from the crude aspirin. To get purified aspirin, the prec ... after the solution cooled. The crude aspirin had formed. Since pure aspirin was what we are after, filtration needed to take place. Filtration is a treatment in which you remove the solid from the wa ...

(6 pages) 143 0 5.0 Feb/2008

Subjects: Science Essays > Chemistry

International Marketing Plan and Objectives

Pure-n-Clean Water Filtration: International Marketing Plan and ObjectivesPure-n-Clean is a company that specializes in ... ence. Pure-n-Clean's focus in 2009 is to expand its market share into Mexico by introducing a water filtration system. Pure-n-Clean must create a strong presence quickly in order to enter this market ... hare, creating a return of 1.1 million items sold. Pure-n-Clean plans to offer a variety of low end filtration products, which cost less than newer products in the U.S. The initial angle is to establi ...

(3 pages) 81 0 3.0 Feb/2009

Subjects: Businesss Research Papers > Marketing

Beet Lab: Stressing Membranes

e that the lowest temperature (-5°C) and the highest temperature (70°C) had the least light filtration and the moderate temperature had the most. For the acids, butyl caused to most damage to ...

(5 pages) 13 1 0.0 Mar/2009

Subjects: Science Essays > Biology

Chromatography Lab

Chromatography Lab #31 Filtration: process of separating matter from a substance by causing the latter to pass through the ... xture Works Cited "Distillation." Distillation. CU Boulder, 13 Aug. 2013. Web. 20 Sept. 2013. . "Filtration." Filtration. Arizona Chemistry Education, n.d. Web. 20 Sept. 2013. . "Filtration." Lenn ...

(1 pages) 2 0 0.0 Nov/2013

Subjects: Science Essays > Chemistry