Banana sap and Annatto seeds as Ink Chapter I Introduction Background of the Study Ink has always been an essential part of our lives. This primarily used for communication‚ writing‚ duplicating or printing and data recording. Ball pens and markers nowadays are greatly used by many people. Almost everyone carry out one on their belongings. Whenever you need to jot down something‚ just grab it and start writing. For students‚ it is a must-have because you’ll use it every day. But this ball pens
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The Potential of Tannin Found in Avocado Seeds (Persea Americana) As Alternative Source of Ink A Science Investigatory Project in Partial Fulfillment for the Requirement in Science IV Presented to: Ms. Hazel M. De Ramos Science IV Teacher Presented by: Española‚ Daveriel P. Misolas‚ Kim Zeus N. Sta. Ana‚ Rhoel Marvin O. Discaya‚ DoumaJairah V. Orgado‚ Nadine Gladys B. Polytechnic University of the Philippines Laboratory High School February 2014 Table of Contents Chapter I: The Problem
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the Extraction lab is to separate and purify benzoic acid‚ 2-naphthol‚ and naphthalene. These organic solids are purified by partitioning the solid in 2 immiscible solvents‚ diethyl ether and sodium bicarbonate or sodium hydroxide. II. Significance a. The significance of the Extraction lab is to purify Acetanilide benzoic acid‚ 2-naphthol‚ and naphthalene by determining the partition coefficient. This value is determined by dividing the solubility of the given solute in the extraction solvent
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How to Make Ink from Alugbati Things You’ll Need: • Fresh fruit of alugbati • Mortar and pestle • Strainer • Bowl • 3 tbsp. vinegar • 1 tbsp. salt • 2 tbsp. rubbing alcohol • 1 tbsp. iodine • Bottle Writing ink can be made from many natural sources‚ such as the fruit juice of the alugbati plant. Alugbati‚ known in the U.S. as Malabar spinach‚ is commonly grown for its soft‚ spinach-like leaves and shoots. Alugbati is of African and East Asian origin. The juice of the fruits was reportedly
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Extraction Separation of a Carboxylic Acid‚ a Phenol‚ and a Neutral Substance Purpose The objective of the experiment is to identify the three substances in the mixture and to determine the percent recovery of each from the mixture. The unknown will consist of either benzoic acid or 2-chlorobenzoic acid‚ 4-t-butyl phenol. Determine the weight of crystals and also the percent yield Introduction There are various techniques of extractions‚ solid/liquid extraction‚ which
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*ABSTRACT: There are many kinds of ink. In our experiment we will use Ti plant as the main component of our ink. Having two different set-ups will provide the chance to compare the colors and consistencies. Cornstarch is an efficient additive to have the right consistency of the product. Also vinegar is also efficient‚ though there is no obvious change in color‚ it was seen that it gave the ink a consistent color whether wet or dry. We also add some herbs which helps our product to look more darker
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resulted in a surfeit of waste and was expensive due to laborintensive processing of the nal device. By contrast‚ conductive inks are now available that use existing printing technologies such as screen‚ gravure‚ exographic‚ offset‚ and inkjet to print conductive traces directly onto rigid and exible substrates relatively cheaply. Much of the impetus for advancements in conductive inks has come from the eld of organic electronics‚ where the promise of fully printed electronic devices and displays requires
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Jena A. Hill Professor WebbEnglish 1101 July 17‚ 2014 MISJUDGED INK Tattoos today are becoming very popular within the younger generation. Despite this creative trend of self expression‚ society still places judgment upon inked individuals. What ever happened to‚ don’t judge a book by its cover? Unfortunately‚ people fail to see the person who really lies behind the ink. Having tattoo’s can lead to a lot of misjudgment. Especially in the workplace. An employer might
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GROUP 1 “Sugar beets as a Potential Additive for Commercial Computer Ink” Cruz‚ Clarence Basmayor‚ Renz Alejandro‚ Bea Ruivivar‚ Nicole Orsine‚ Johanne De Dios‚ Johbie Chapter I A. Background of the Study In this modern world of technology‚ the price of products becomes a challenge to every user because of the demands of the consumers. Today problems to supply the needs of computer ink are in demand throughout the world that uses computers to print documents. It is encourage to discover things
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Ink and Needle Good afternoon‚ ladies and gentlemen. Today I am going to talk to you about tattoos‚ the history of tattoos‚ and the purpose and meaning of tattoos. As of 2012 there was estimated to be over 44 million Americans that have at least one tattoo and over 21‚000 tattoo parlors operating in the U.S. according to Pew Research Center. Tattoos have been around for many centuries‚ but have changed over time in many different ways. With that being said‚ we are first going to look at what a
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