Chemistry of cosmetics Few people would whip out a chemistry set‚ uncork the vials‚ and slap the compounds on their face. Yet‚ millions of women and girls essentially do that every day when they unzip their makeup bags and apply lipstick‚ mascara‚ and other makeup. Like the compounds in a chemistry set‚ makeup consists of chemicals. Although the chemicals in cosmetic products are intended to improve the appearance of skin‚ lips‚ and lashes‚ some can cause adverse effects. Emulsions The majority
Premium Milk Cosmetics
SECTION 1 INTRODUCTION CHAPTER # 1 HAIDRI BEVERAGES (PVT) Ltd. ISLAMABAD 1.1. INTRODUCTION Haidri Beverages Islamabad is situated on the Kahota Road industrial Triangle Islamabad. It occupies an area of about 8 acres. It is a private factory. This factory manufactures carbonated beverages and pure water and sells it as Pepsi‚ Miranda‚ 7Up‚ Mountain Dew and Aquafina. To sell these beverages and water‚ factory has got the license from Pepsi Co International (PCI) USA. So that
Premium Water Carbon dioxide Chlorine
Feasibility study of a Solar Energy as a purifier for Contaminated and Salt water An Undergraduate Research Paper Presented to Mrs. Josephine Impe Napnapan National High School Tigbauan‚ Iloilo Stephen T. To-ong Acknowledgment The researcher would like to extend his sincere thanks and appreciation to the following people who have contributed‚ in one way or another‚ to the realization of this study. Mrs. Josephine Impe‚ research adviser‚ for the encouragement and support from the
Premium Drinking water Water treatment Water
Analysis of Alcohols‚ Aldehydes and Ketones Karl Wayne Mancao‚ Raphaell Mordeno‚ Andres Pastrana III*‚ and Shannen Peñaverde Department of Biology‚ University of Santo Tomas‚ Manila‚ Philippines Abstract The proponents have done several tests for identifying alcohols‚ aldehydes and ketones. These tests are Dichromate test‚ Tollens test‚ Lucas test‚ DNPH test and Iodoform test. Three samples got positive result in dichromate test and one in Tollens test. Lucas test got one sample that has
Premium Alcohol Oxygen Aldehyde
Water purification is the process of removing undesirable chemicals‚ biological contaminants‚ suspended solids and gases from contaminated water. The goal is to produce water fit for a specific purpose. Most water is purified for human consumption (drinking water)‚ but water purification may also be designed for a variety of other purposes‚ including meeting the requirements of medical‚ pharmacological‚ chemical and industrial applications. In general the methods used include physical processes such
Premium Water Water purification Drinking water
SUBJECT: “Environment and Health” B. Tech. III‚ 6th Semester SUBJECT TEACHER: Bhaven N. Tandel Assistant Professor‚ Department of Civil Engineering‚ SV National Institute of Technology‚ Surat. bnt@ced.svnit.ac.in (+91) 98255 53175 AIR POLLUTION & HEALTH: Importance of Air pollution Air pollution is a major threat of the 21st century. Air pollution is woven throughout the fabric of modern life. Man has polluted air so much that clean air has become more than a luxury for
Premium Air pollution
Causes of air pollution There are many different chemical substances that contribute to air pollution. These chemicals come from a variety of sources. Among the many types of air pollutants are nitrogen oxides‚ carbon monoxides‚ and organic compounds that can evaporate and enter the atmosphere. Air pollutants have sources that are both natural and human. Now‚ humans contribute substantially more to the air pollution problem. Forest fires‚ volcanic eruptions‚ wind erosion‚ pollen dispersal‚
Premium Pollution
PSBPP103 Differential Gram’s staining EXPERIMENT NO. 1 AIM: THEORY: Page No: C1 Date: To Gram stain the given bacterial suspension and to differentiate between gram positive and gram negative organism. Visualization of microorganisms in the living state is very difficult‚ not just because they are minute‚ but because they are transparent and almost colorless when suspended in an aqueous medium. To study their properties and divide microorganisms into specific groups for diagnostic purposes
Free Bacteria Staining
ENVIRONMENTAL ISSUES IN DAIRY PROCESSING The dairy industry handles large volumes of milk‚ and the major waste material from processing is the water. The water removed from the milk can contain considerable amounts of organic milk products and minerals. In addition cleaning of plant results in caustic wastewater. This article discusses the impact wastewater would have if released in the environment‚ methods to minimise the amount of both the organic and inorganic material in the wastewater
Premium Sewage treatment Milk Activated sludge
station to recover the sucrose entrained in the mud.[1] 2. Purpose The purposes of the clarification of sugar cane juice have been stated to be ideally‚ to obtain: a) Maximum elimination of non-sugars b) Maximum elimination of colloids c) Low turbidity of the juice d) Minimum color formation e) Maximum rate of settling f) Minimum calcium content of juice g) Suitable pH of juice to avoid inversion of sucrose or decomposition of reducing sugar.[2] 3. Condition in clarifiers Temperature is an important
Premium