Utilization of Banana Leather Waste as Raw Material for Making Tissues

Utilization of Banana Peel Waste as Raw Material for Making Tissues

Banana peel waste is found in areas that produce banana chips and sale and still can not be utilized by the surrounding people, but only as a waste of no use. But in the hands of the students of Chemistry Education Department FMIPA Yoyagkarta University, it turns out banana peel can be used as an…

Pineapple Waste Changed to Environmentally friendly Tissue

Pineapple Waste Changed to Environmentally friendly Tissue (Paper Towel)

Students SMAN 2 Lamongan who managed to innovate it, Octaviana Galuh Pratiwi and Shella Vidya Ayu. They both won the gold medal event of the Indonesia Science Project Olimpiad (ISPO) for the field of technology some time ago. Pineapple fruit peeled and then sliced into small pieces then blended for the pulp. The pineapple bran…

fingerprint

Fingerprint Detection Experiment

Purpose To detect and obtain fingerprint patterns from our fingers Application Forensic and criminal investigations Basic theory Fingerprints are a unique identity that differs from one person to another. This is a pattern, or trace of the friction region, or lifting the epidermis on the palm of the hand of the finger. The print can…

Made Secret Ink Experiment

Preface Sometimes called security inks, invisible ink or secret ink are substances that can become invisible to the application to the surface, or shortly afterwards. This ink is often used by security and intelligence professionals, to hide messages intended for specific audiences who know how to disclose concealed shipments. Ink Invisible Type Invisible ink can…

Utilazation Of Waste Rice Straw As Material Paper Making

Preface Problem The development of world education is increasing, will be directly proportional to the world paper konsusmsi. Paper is a thin and flat material, produced by fiber compression derived from the pulp. The fiber used is usually natural, and contains cellulose and hemicellulose. Rice is a monocotyl plant that grows in the tropics. Rice…

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