The Potential of Tannin found in Avocado Seeds as ink

1781 Words Feb 7th, 2014 8 Pages
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 and its Setting

A. Introduction

B. Objectives of the Study

C. Background of the Study

D. Statement of the Problem

E. Hypothesis

F. Significance of the Study

G. Scope and Limitations

H. Definition of Terms

Chapter II: Abstract
…show more content…
D. STATEMENT OF THE PROBLEM
This study aims to answer: How can we produce economic friendly ink from natural resources that contains tannin?

E. HYPOTHESIS
If we could use the tannin found in the seeds of the avocado fruit as primary medium or ingredients of ink, then we could produce a cheaper ink.

F. SIGNIFICANCE OF THE STUDY
This study aims to introduce the use of organic products in the industrial world. Using natural ingredients in exchange for commercially used products such as dyes so that these substances on more important products.

G. SCOPE AND LIMITATIONS This study revolves mostly on avocado seeds. The extraction of the seed’s fluids requires a laboratory apparatus.

H. DEFINITION OF TERMS Avocado – roughly pear shaped greenish or purple and provides a rich source of digestible fats and proteins. Tannin – any of various soluble astringent complex substances of plant Phosphoric Acid – a colorless, crystalline bitter acid Xylene – toxic flammable oily isomeric aromatic hydrocarbons Dissect – to cut open in order to display and examine the parts of a plant or animal Dye – a substance capable of coloring materials

CHAPTER 3: REVIEW OF RELATED LITERATURE AND STUDIES
A. Related Literature
Many ancient cultures around the world have independently discovered and formulated inks for the purposes of writing and drawing. Their recipes and the techniques for their production of ink come from an archaeological