A Comparative Study Between Lanzones and Star Apple

1826 Words8 Pages
St. Scholastica’s College High School Unit SY: 2012-2013 A Comparative Study on the Adhesiveness between the saps of Lansium Domesticum corr. (Lanzones) and Chrysophyllum Cainito (Star Apple) Borillo, Janna Fransesca P.. Dela Cruz, Jaianne Renee M. Gildo, Jemimah Mikhaela H. Silvino, Selena Bianca Unicruz, Vanessa Joyce F. III-Openness CHAPTER I INTRODUCTION A. Background of the Study An adhesive is a material, typically liquid or semi-liquid, that adheres or bond items together. Adhesives come from either natural or systematic sources. Nowadays, synthetic adhesive are toxic to humans by sniffing it. It contains toxins that can pose severe risks to health. However, natural adhesives are almost forgotten because it takes time to make and it is not practical anymore, but it does not cause health risks toxins. In this study, researchers will make natural adhesives from two fruits: Lanzones and Star Apple. A Lanzones (Lansium Domesticum Corr.) or maybe known as “Langsat” is one of the most popular fruit in the country. The sap of the skin of the Lanzones is extremely sticky, that it can be a good characteristic of glue. The Star Apple (Chyrosophyllum Cainito) had its name derived from the star like appearance of the core when the fruit is cut in the cross section. The tough skin surrounds a white, sweet, edible pulp in which are fresh dessert fruit, but care should be taken remove the skin which contains unpleasant-tasting latex. In this study, researchers will focus more on how effective are organic adhesives as an alternate to ordinary adhesives. The purpose of this study is to determine which fruit: Lanzones or Star Apple is a better adhesive. B. Problem Statement Which between the extract of Lansium Domesticum Corr.

More about A Comparative Study Between Lanzones and Star Apple

Open Document