Writing Resources
BPA is a monomer that was first synthesized by Alexander Dianin in 1891 through the condensation of acetone with two molecules of phenol Inadera 2015 Rubin 2010 In its physical state normal temperature and pressure it is a white solid flakes or powder with a solubility of 300 mg L of water European Commission 2010 BPA is produced in enormous quantities worldwide because it serves as the building block in the production of synthetic polymers such as polycarbonates and epoxy resins as well as non polymer additive to other plastics and over 100 tons are estimated to be released into the atmosphere Vogel 2009 Inadera 2015 BPA derived polymers are used in the production of consumer products including water pipes adhesives flame retardants bottles toys lacquer coatings of metals nipples food containers polyvinyl chloride stretch films building materials dental sealants electronic devices DVD CDs paper coatings and cardboards Erler and Novak 2010 Rochester 2013 Wetherill et al 2007 Michalowicz 2014 Vandenberg et al 2007 Despite its usefulness BPA has been linked to several toxicological effects in man The acute and prolonged effects of BPA is multifaceted including metabolic disorders neurotoxicity hepatoxicity immunotoxicity developmental diseases cancers reproductive abnormalities and impaired cognitive development and function of the nervous system Tilson et al 1990 Michalowicz 2014 Schug et al 2011 Cocco et al 2015
Abstract Happiness and money both are the important role in human's life There is a question that many people will argue about the impact from them which have more benefit to people it also means which is more important for people between happiness and money I hope that when people work to make money they can live a happy life I go to the website that is authoritative with a lot of academic journal And I found some data that relate the happiness and money which shows that happiness is more important than money for people The final purpose that people make money is that they can live a happy life When people have the most basic material life happiness is more important than money for them If they want to earn more money and they will lose many things like family companionship the companionship of friends and the companionship of children which influence them to have a happy life From my research I hope that people have a new understanding of the importance of happiness and money and that everyone can have a happy life while working to make money With the development of the social and economic development our life also become more and more better However there is a question that what s the purpose of we live
