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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with invisible ink in the American Revolution There were plenty of problems with invisible during the American Revolution‚ but there were a few that were worse than the others. Three of the main problems were that supplies were hard to come by to make invisible ink this is the one that was the hardest problem to overcome. One problem was that blank spaces on paper were suspicious. Another problem was that when heated the paper would become fragile. During the revolution the ink supply was low
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The termites’ reaction to pheromones in different colors of ballpoint pen ink. Abstract: We conducted the experiment with termites in order to determine how they react to pheromones present in different colors of ballpoint pen ink. The experiment consisted of two parts: in first part we used a ballpoint pen with blue ink‚ in second – a ballpoint pen with red ink. The reaction of termites was measured by their performance in 1 minute. Every termite in experimental group went through 3 tries in each
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REQUIREMENTS FOR THE INVESTIGATORY PROJECTS I. Content Apply/demonstrate scientific principles or attempt to provide new knowledge; Be a result of continuing or parallel scientific research and investigation & not a copy of any previous research; Have socio-economic significance and relevance to livelihood development; and Contribute to the advancement of S&T and the development of the community. II. Physical Set-up/Visual Display The physical set-up must be attractive and informative
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period I 5-12-11 Iron-Gall Ink I. Objective: The objective of this lab was to make our own ink and write an elemental haiku. We had to mix numerous amounts of liquids to make the ink. II. Materials: First we needed to get safety glasses to protect our eyes from any chemicals‚ we could have used aprons but we didn’t really need to. A hot plate to heat up the water. 200 ml tap water‚ three 250 ml beakers‚ one heat-proof glass funnel. Filtered paper‚ vinegar‚ hydrogen peroxide‚ a
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A Cup of Tea by Katherine Mansfield The fragment analysis is taken from the short story “A cup of tea”. It is written by one of the New Zealand most well-known short story writer Katherine Mansfield. It’s my first reading experience with this author‚ but it’s lucky one. On the other hand‚ it’s difficult to understand author’s language. Therefore‚ I read this short story twice. To be honest‚ when I read the story‚ I thought “how absurd this is‚ how she can write uninteresting
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A Study on the Most Preferred Kind of Bubble Tea Among 50 Students In Newland Center for Education S.Y 2013-2014 A thesis presented to the faculty And staff of Newland Center For Education In partial fulfillment for the Requirements in Secondary Education By: Angelica G. Ando 4th Year- Diamond 2013-2014 APPROVAL SHEET The thesis entitled “A STUDY ON THE MOST PREFERRED KIND OF MILK TEA AMONG 50 STUDENTS IN NEWLAND CENTER FOR EDUCATION‚ S.Y. 2013-2014”
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Tea Cultivation Today tea leaves are prepared by being plucked by hand from the tea bushes‚ dried (either in the sun or in drying pans or ovens)‚ then rolled‚ and finally heated ("fired") in kilns to assure complete drying. In Japan the tea leaves may first be steamed before drying‚ which tends to produce a slightly different flavor‚ one sometimes described as more "grassy." "… the tea plant yields a crop after it has been planted three years‚ and there are three gatherings during the year: one
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PRODUCT STRATEGY [pic] Zealong has branded itself as the world’s purest tea‚ with the highest of quality standards‚ and crafted by the world’s best tea masters. Marketing itself as a premium oolong tea‚ Zealong has gone the extra mile and was granted ISO22000 HACCP certification‚ the world’s highest safety standard‚ being the sole tea company to receive such certification. To achieve the ISO22000 certification‚ hazard analysis and critical control points (HACCP) systems were implemented to
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Black tea has a deep history‚ even though we have been familiar with it in these days. The history can’t be described just by which the development of tea producing method‚ but also by which has entwined the nations with each cultural‚ political‚ and religious backbone. In history‚ tea culture was developed in China. The ancient Chinese people drank teas as a miraculous medicine to be perpetual youth and longevity. Even after teas had been exported into Europe by the Dutch East India Company since
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