1.0 INTRODUCTIONHair coloring is the practice of changing the hair color. The main reasons for this are cosmetic, to cover gray hair, to change to a color regarded as more fashionable or desirable, to restore the original hair color after it has been discolored by hairdressing processes or sun bleaching. Hair dyes generally contain dyes, modifiers, antioxidants, alkalizers, ammonia and a mixture of other compound used to impart different qualities to hair depending on the ha...
text-align:center;line-height:150%">BIODIESEL AND BIODIESEL BLEND PRODUCTION, DEVELOPMENT AND CHARACTERIZATION IN NIGERIA justify;line-height:150%"> font-family:" times="" new="" roman","serif""=""> text-align:center;line-height:150%">TABLE OF CONTENTS 150%">Title Page 150%">Table of Content justify;line-height:150%">CHAPTER ONE mso-add-space:auto;text-align:justify;text-indent:-.5in;line-height:150%; mso-list:l0 level1 lfo1"> line-height:150%;font-family:" times="" new="" ...
ABSTRACTPolymers are used in various ways and they constitute the bulk of demand in the utilization of basic petrochemicals both in industries and domestic uses. Polymers have posed serious environmental problems because of their undegradability. Polymer degradation is a change in the properties of a polymer or polymer based products under the influence of one or more environmental factors such as heat, light, chemicals such as acids, alkalis and some salts, atmospheric oxygen, microorganisms...
ABSTRACTWater plays a very vital role in our daily lives. Human and other forms of life practically depend on water for survival. Water also plays an important role in the World Economy, as it functions as a solvent for a wide variety of chemical substances and facilitates industrial cooling and transportation. Water is an infinite resource; it moves continually through the water cycle and covers about 71 percent of the earth’s surface. However, clean and safe drinking water is becoming sca...