E4 Synthesis of Aspirin and Oil of Wintergreen 10-2-15 Introduction Many everyday products are primarily comprised of organic molecules. Aspirin and the oil of wintergreen are esters, which is an organic compound that contains molecular connectivity. The esters usually have a pleasant and inviting aroma to them. Esters are used in cosmetics, perfumes, food, and pharmaceutical industry. Aspirin is the most used medication used worldwide. Aspirin is the common name for the compound acetylsalicylic
INTRODUCTION: IVR (Interactive Voice Response) is the interactive way of automatic technologies through a recorded voice in which the respondent gives the answer by pressing the keys in the available items. The normal advantages of the IVR systems include the confidentiality, economy, autonomy and improving the data quality of the system applications including the monitoring, information services and booking of transportation etc.,. The most important application of IVR system is that conducting
transportation and diverse industrial mechanisms. Secondary biofuels can be produced in the form of solids (e.g. charcoal, fuelwood, wood pellets), or liquids (e.g. ethanol, biodiesel, butanol, pyrolysis oils and bio-oil), or gases (e.g. biogas, synthesis gas, methane and hydrogen) (Nigam & Singh, 2011). The secondary biofuels can be segregated into first, second and third-generation biofuels based on the substrate availability, technology maturity and GHG gas emission balance. (Bharathidasan et al