the ground. Leaves absorb carbon dioxide from the air to form carbohydrates that are used in the plant’s structure and function. In this process‚ leaves also absorb other air pollutants—such as ozone‚ carbon monoxide‚ and sulfur dioxide—and give off oxygen. By planting trees and shrubs‚ we return to a more natural‚ less artificial environment. Birds and other wildlife are attracted to the area. The natural cycles of plant growth‚
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Biochemical Oxygen Demand (BOD) Biochemical Oxygen Demand‚ BOD‚ as it is commonly abbreviated‚ is one of the most important and useful parameters (measured characteristics) indicating the organic strength of a wastewater. BOD measurement permits an estimate of the waste strength in terms of the amount of dissolved oxygen required to break down the wastewater. The specifics of the analysis are discussed in detail in Standard Methods for the Examination of Water and Wastewater. The BOD test is
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Diana Lachhman Prof. L. Reesman Eng-102 3 June 2013 The Fish Marianne Moore’s “The Fish” uses imagery to present the animated picture of sea life using colors and shapes to grasp the reader’s attention of the ocean. The poem relates to interactions between the animals and their environment. The poem reminded me of the movie‚ “Shark Tale”‚ where all the creatures and colors formed the big picture of the movie. While the movie is something we can see‚ the poem gives such detailed illustrations
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Observations: Part I: Reaction between iron and oxygen Appearance of steel wool after 20 minutes From (relatively) shiny metal strips to not-so-shiny strips that are stained with dark‚ reddish-brown stuff. Part II: Decomposition of hydrogen peroxide Appearance of potato and hydrogen peroxide combination: Lots of white‚ foamy bubbles around the potato slices. Day 2 Observations: Part III: Reaction between zinc and acetic acid Appearance of penny in vinegar after
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strategies the researches will be using. Definition of Terms Charcoal - is a light black residue consisting of carbon. It is usually produced by slow heating of wood or other substances in the absence of oxygen. Adsorb - is the adhesion of atoms‚ ions‚ or molecules from a gas‚ liquid‚ or dissolved solid to a surface. Carbon - is a chemical element‚ all known life on Earth is made from it. It is the only element that can form long chain-shaped molecules. Muffler - is a
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FINAL YEAR PROJECT 1 PROGRESS REPORT 1 AUTHOR’S NAME : Ruban s/o Paramasivam STUDENT ID : EP083765 REPORTING PERIOD : 18TH JUNE 2012 - 15TH JULY 2012 SUPERVISOR’S : Mr. John Steven NAME PROJECT TITLE : Dissolved Gas Analysis in determining Transformer Faults SUBMISSION DATE : 16TH JULY 2012 1.0 Background of Studies Oil sampling analysis is a useful‚ predictive‚ maintenance tool for determining transformer health. DGA
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Date: 9th February‚ 2011 Title: Analysis of the Elements present in Organic Compounds Aims: To test the presence of Carbon‚ Hydrogen‚ Oxygen‚ Nitrogen and Sulfur in Organic Compounds Introduction: Organic Compounds can be considered as any compound containing carbon atoms covalently bonded with other atoms‚ usually hydrogen. Other atoms may include oxygen‚ nitrogen‚ sulfur…etc. They can be found in nature‚ since “organic” means present in‚ or derived from‚ plants and animals. Materials/
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Science and Technology College of Agriculture and Food Science Visayas State University Baybay City‚ Leyte Microbiology of Fish and Fish Products Introduction: Fish is a major staple food in most parts of the world and are second only to meat as the major animal protein in most diets. Whilst foods such as ‘meat’ form relatively well -defined groups of raw materials‚ ‘fish’ constitutes a large range of types (some sources recognise over 20‚000 identified species)‚ caught over a wide range of conditions
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Fish kill On January 5‚ 2008‚ the Bureau of Fisheries and Aquatic Resources announced that a fish kill at Taal Lake (January 2 to 4) caused the 50 metric tons or ₱ 3.25-million (US$1=₱41) loss of cultured tilapia in the villages of Leviste and Balakilong in Laurel and in Barangay Aya and Barangay Quiling inTalisay. 6‚000 maliputo fishes (₱ 230‚000) also died at Quiling. Toxic sulfur and high level of hydrogen sulfide in Ambulong while low dissolved oxygen caused the deaths. On May 30‚ 2011‚ the
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Analysis: The graph of oxygen uptake vs time taken to run 1.5 miles has a negative linear association. As oxygen uptake increases‚ the time taken to run 1.5 miles decreases. This is can be seen through the gradient which has a value of 0.1705. This means that as the oxygen uptake increases by 1 ml/kg the amount of time taken to run 1.5 miles tends to decrease by approximately 1.7 minutes. The graph has a moderate relationship because the data is scattered in a wide band along the line of best fit
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