"Activated sludge" Essays and Research Papers

Sort By:
Satisfactory Essays
Good Essays
Better Essays
Powerful Essays
Best Essays
Page 14 of 50 - About 500 Essays
  • Better Essays

    Dangerous Trash Landfills in today’s society are our cheapest solution to ridding the land of everyday waste. Although‚ this is a convenient alternative to waste solution‚ it does provide substantial dangers to our environment and health. One of the greatest dangers we face today is the groundwater pollution from lacheates. While they are supposed to protect humans from harmful toxins‚ but these protective barriers only delay the inevitable due to natural deterioration. The problem with landfills

    Premium Pollution Recycling Waste

    • 926 Words
    • 4 Pages
    Better Essays
  • Good Essays

    Biogas

    • 18003 Words
    • 73 Pages

    Wisconsin Agricultural Biogas Casebook July 2008 Edition Prepared for Wisconsin Focus on Energy – Renewables Program By Joe Kramer Energy Center of Wisconsin 455 Science Drive‚ Suite 200 Madison‚ WI 53711 Notice: This publication is the property of the Public Service Commission of Wisconsin and was funded through the Focus on Energy Program. Material in this publication does not imply a recommendation or endorsement of any product or service‚ by the Public Service Commission of Wisconsin

    Premium Anaerobic digestion Biogas

    • 18003 Words
    • 73 Pages
    Good Essays
  • Good Essays

    Bgs, Nnh

    • 1691 Words
    • 7 Pages

    PALM OIL MILLING PROCESS Introduction Palm oil is extracted from fresh fruit bunches (FFB) by mechanical process‚ where a mill commonly handles 60 to 100mt per hour of FFB. The modern palm oil mill of today is based predominantly on concepts developed in the early 50s (Mongana Report). An average size FFB weighs about 20-30kg and contains 1500-2000 fruits (Figure1). The FFBs are harvested according to harvesting cycles‚ and delivered to the mills on the same day. The quality of crude palm oil

    Premium Palm oil

    • 1691 Words
    • 7 Pages
    Good Essays
  • Powerful Essays

    produced at present‚ the use of phosphogypsum‚ flurogypsum‚ lime sludge‚ hypo sludge‚ red mud‚ and mine tailing is of paramount significance to protect the environment. Paper making generally produces a large amount of solid waste. Paper fibers can be recycled only a limited number of times before they become too short or weak to make high quality paper. It means that the broken‚ low- quality paper fibers are separated out to become waste sludge. All the inks‚ dyes‚ coatings‚ pigments‚ staples and “stickies”

    Premium Concrete

    • 3664 Words
    • 15 Pages
    Powerful Essays
  • Good Essays

    Environment Pollutiom

    • 1285 Words
    • 6 Pages

    Pollution is the introduction of contaminants into a natural environment that causes instability‚ disorder‚ harm or discomfort to the ecosystem i.e. physical systems or living organisms. Pollution can take the form of chemical substances or energy‚ such as noise‚ heat‚ or light. Pollutants‚ the elements of pollution‚ can be foreign substances or energies‚ or naturally occurring; when naturally occurring‚ they are considered contaminants when they exceed natural levels. Pollution is often classed

    Premium Pollution Air pollution

    • 1285 Words
    • 6 Pages
    Good Essays
  • Powerful Essays

    wasdf

    • 5878 Words
    • 23 Pages

    Table of Contents 1 Literature Review 1.1 Background 1.2 Problem statement 1.3 Methods of Bio Gas Preparation 1.4 Selection of Process 2 Process Description 2.1 Initial Treatment of MSW and Industrial Waste 2.2 Digestion Hydrolysis Acidogenesis Acetogenesis Methanogenesis 3 Material and Energy Balances 3.1 Material Balance on Equipment 1 3.2 Material Balance on Equipment 2 3.3 Material Balance on Equipment 3 3.4 Energy Balance on Equipment

    Premium Anaerobic digestion Biogas Methane

    • 5878 Words
    • 23 Pages
    Powerful Essays
  • Powerful Essays

    A Study on Marketing of Blended Cement in My Home Industries Ltd. Hyderabad. By Mr.GOUTAM PRASAD SHUKLA A Project Report/ Thesis submitted in partial fulfillment of the requirements for the Masters in Business Administration TRAINING & ADVANCED STUDIES IN MANAGEMENT AND COMMUNICATIONS LTD. www.tasmac.ac.in TASMAC House‚ TASMAC Road‚ Viman Nagar‚ Pune – 411 014 (India) 30.05.2008 A Study on Marketing of Blended Cement in My Home Industries Ltd. Hyderabad. By Mr.GOUTAM PRASAD SHUKLA

    Premium Portland cement Cement

    • 22088 Words
    • 89 Pages
    Powerful Essays
  • Good Essays

    ------------------------------------------------- Pollution The litter problem on the coast ofGuyana‚ 2010 Pollution is the introduction of contaminants into the natural environment that cause adverse change.[1] Pollution can take the form of chemical substances or energy‚ such as noise‚ heat or light. Pollutants‚ the components of pollution‚ can be either foreign substances/energies or naturally occurring contaminants. Pollution is often classed as point source or nonpoint source pollution

    Premium Pollution Air pollution Water pollution

    • 1353 Words
    • 39 Pages
    Good Essays
  • Powerful Essays

    Doutor de bucetas

    • 3638 Words
    • 22 Pages

    EFFECTS OF ROTATION AND SLUDGE ADDITION ON ROTATING SEDIMENTATION PERFORMANCE IN REMOVING TURBIDITY PENGARUH PUTARAN DAN PENAMBAHAN LUMPUR PADA PENGENDAP BERPUTAR DALAM PENYISIHAN KEKERUHAN Nufikha Indriani1 and James Nobelia I.2 Environmental Engineering Study Program Faculty of Civil and Environmental Engineering Institut Teknologi Bandung Jl Ganesha 10 Bandung 40132 1 nufikha.indriani@yahoo.com‚ 2jnobelia@yahoo.com Abstract : One of alternatives to reduce cost of water treatment process

    Premium Water Water resources Water purification

    • 3638 Words
    • 22 Pages
    Powerful Essays
  • Good Essays

    hardness of water

    • 3722 Words
    • 14 Pages

    Water Technology Hardness of Water: Natural waters containing large quantities of dissolved salts of Calcium (Ca) & Magnesium (Mg) is called hard water. It is a characteristic of preventing lather formation of water with soap. Ca2+ & Mg2+ ions react with soaps which are salts of fatty acids (stearic or palmitic acid) to give insoluble scums or precipitates of calcium or magnesium stearate or palmitate. 2C17H35COO- + Ca2+ → (C17H35COO)2 Ca (scum) 2C17H35COO- + Mg2+ → (C17H35COO)2

    Premium Water Chlorine

    • 3722 Words
    • 14 Pages
    Good Essays
Page 1 11 12 13 14 15 16 17 18 50