"Chemical oxygen demand" Essays and Research Papers

Sort By:
Satisfactory Essays
Good Essays
Better Essays
Powerful Essays
Best Essays
Page 17 of 50 - About 500 Essays
  • Better Essays

    CHEMICALS IN COSMETICS

    • 1347 Words
    • 4 Pages

    CHEMICALS IN COSMETICS (OVERVIEW) FACTSHEET A cosmetic is a substance or preparation that is designed to be used on any external part of the human body – including in the mouth – to change the odours of the body‚ to change its appearance‚ cleanse it‚ keep it in good condition‚ perfume it or protect it. Cosmetics include soap‚ shampoo‚ moisturiser‚ hair dye‚ perfume‚ lipstick‚ mascara and many other products‚ but do not include products regulated as therapeutic goods (medicines). Cosmetics are made

    Premium Cosmetics

    • 1347 Words
    • 4 Pages
    Better Essays
  • Good Essays

    Chemical Reactions

    • 718 Words
    • 3 Pages

    Chemical Reactions Chemical Reactions Introduction In this paper you learn about the reactions that occur between backing soda and lemon juice. We will also describe what is occurring with the molecules on a molecular level. Lastly we will explain what chemical bonds are formed and or broken when lemon juice and backing soda. Observations of the Reactants When most people hear baking soda they think of the bright orange box sitting in their pantry or refrigerator soaking up the foul odors

    Premium Carbon dioxide PH Acid

    • 718 Words
    • 3 Pages
    Good Essays
  • Better Essays

    Chemical Engineering

    • 1000 Words
    • 3 Pages

    Chemical Engineering Chemical Engineering is the branch of engineering concerned with the design and operation of industrial chemical plants. I have been interested in chemical engineering at a young age because I have plenty of engineers in my family. I was influenced by my family to go into engineering because I witnessed how much my family worked‚ and how much it is able to support my family. Becoming an engineer ensures me of a stable job‚ and I will be financially stable. Chemical engineering

    Premium Chemical engineering Engineering Academic degree

    • 1000 Words
    • 3 Pages
    Better Essays
  • Good Essays

    Chemical Warfare

    • 679 Words
    • 2 Pages

    Chemical Warfare Diyora Shukurova Period 1 06-05-2014 Chemical warfare is known as the “use of toxic chemicals in battle.” Chemicals have been used for battle throughout centuries. But also known as any toxic chemical which is deadly or can cause injuries. For example‚ poisoned arrows‚ boiling tar‚ arsenic smoke and noxious fumes‚ and there are many more. Chemical weapons were first used in 1915. The germen military was the first to release 168 tons of chlorine gas at Ypres and Belgium which caused

    Premium Chlorine World War I World War II

    • 679 Words
    • 2 Pages
    Good Essays
  • Powerful Essays

    Eastman Chemical

    • 1281 Words
    • 6 Pages

    Products The products manufactured by Eastman Chemical Company are categorized in five key sectors. Defined by the end use of the products‚ these sectors provide a basic overview of the types of products produced. Included in the description of each sector is a brief summary of the type of consumer or industrial goods that utilize the products manufactured by Eastman.[5] Coatings‚ adhesives‚ specialty polymers and inks Utilizing raw materials including propane‚ ethane‚ butane‚ high sulfur coal

    Premium Acetic acid Management occupations

    • 1281 Words
    • 6 Pages
    Powerful Essays
  • Good Essays

    Chemical Engineer

    • 766 Words
    • 4 Pages

    1. You don’t have to be a chem whiz * Chemical engineering requires a basic understanding of chemistry‚ physics‚ math.  You’re not required to memorize formulas‚ it’s more important to understand the principles and learn how to apply them to solve a problem/improve status quo.  However after a few semesters‚ your brain WILLremember many formulas! * You do need to be analytical and have the ability to think critically.  You must be able to look at the problem from a bigger viewpoint but

    Premium Engineering Chemical engineering Engineer

    • 766 Words
    • 4 Pages
    Good Essays
  • Powerful Essays

    Chemical Castration

    • 4707 Words
    • 19 Pages

    A Critical Analysis of the Effects of Chemical Castration and Physical Castration on the Recidivism Rates of Sex Offenders Introduction This paper examines the effects of chemical castration and physical castration on the recidivism rates of sex offenders. Using theory integration or the multifactor approach‚ the findings reveal there are several factors influencing sex offender recidivism. Both chemical castration and physical castration have the potential to reduce the recidivism

    Premium Sex offender Human sexual behavior

    • 4707 Words
    • 19 Pages
    Powerful Essays
  • Good Essays

    Chemical Accidents

    • 428 Words
    • 2 Pages

    he terms “chemical accident” or “chemical incident” refer to an event resulting in the release of a substance or substances hazardous to human health and/or the environment in the short or long term. Such events include fires‚ explosions‚ leakages or releases of toxic or hazardous materials that can cause people illness‚ injury‚ disability or death. While chemical accidents may occur whenever toxic materials are stored‚ transported or used‚ the most severe accidents are industrial accidents‚ involving

    Premium Bhopal disaster Safety Bhopal

    • 428 Words
    • 2 Pages
    Good Essays
  • Powerful Essays

    Diamond Chemical

    • 1780 Words
    • 8 Pages

    Diamond Chemicals PLC Executive Summary Diamond Chemicals is considering two mutually exclusive projects‚ the Merseyside project and the Rotterdam project‚ for the production of polypropylene When considering the Merseyside project‚ senior-management wants a positive impact on earnings per share. The addition to earnings per share was £28‚800 with an average addition of £2‚000 per year2. Calculated with erosion‚ the addition to earnings per share was £18‚800 with an average addition of £1

    Premium Net present value Cash flow Internal rate of return

    • 1780 Words
    • 8 Pages
    Powerful Essays
  • Powerful Essays

    Chemical Engineering

    • 1243 Words
    • 5 Pages

    Theme : Electrical Sector and Chemical Engineer a) “The Chemical Engineer – His Role in Electrical Manufacturing” by N.R. Maleady The article is about the role of chemical engineer in manufacturing transformers in the electrical manufacturing sector. The important components of the transformer are copper wire‚ cellulosic insulation‚ insulating varnish and dielectric liquid. Wire enamel or resin is the insulting structure for copper wire. The resin can either applied as a solution or in solventless

    Premium Chemical engineering Electrical engineering Chemical reaction

    • 1243 Words
    • 5 Pages
    Powerful Essays
Page 1 14 15 16 17 18 19 20 21 50