Thiobacillus Ferrooxidanns As Battery

Thiobacillus Ferrooxidanns As Battery

Thiobacillus Ferrooxidanns As Battery Metals are one of the most commonly used natural resources by humans. The use of metals is very broad, from jewelry to batteries. Increasing population and the use of electronic devices will make metal demand even higher. Unfortunately, this is not supported by the availability of metal resources, which are expected…

Brotowali (Periplaneta americana) Extraction as a Basic Material for Cockroach Repellent

Brotowali (Periplaneta americana) Extraction as a Basic Material for Cockroach Repellent

Brotowali (Periplaneta americana) Extraction as a Basic Material for Cockroach Repellent Bratawali, brotowali, or aliali root (Tinospora crispa (L.) Miers ex Hoff.f .; also T. cordifolia (Thunb.) Miers and T. rumphii Boerl.) Are traditional Indonesian medicinal plants commonly grown in yards or growing wild in the forest. The stew stems that feel very bitter are…

The Water Cycle Experiment

The water cycle or also known as the hydrological cycle is a state that describes how water moves continuously on Earth. Water cycle through different stages include: Evaporation, Condensation, precipitation and flow. Then go back to the evaporation stage. The whole cycle begins again and hence the name “water cycle”. Stages of the Water Cycle…

using ink

Water hyacinth As Boardmarker Ink

Preface Water hyacinth is a water plant with the characteristics of hollow stems and rooted sert. Water hyacinth is often regarded as a weed because of its rapid vegetative growth and masking the underwater life process from the sun, causing a decrease in the oxygen solubility rate in the waters. Many people complain about the…

Banana Leaf Steam Waste As Air Sterilization

Preface Science is always evolving and progressing very rapidly, in accordance with the times and the development of human thinking. The Indonesian nation as one of the developing countries will not be able to advance as long as it has not improved the quality of our nation’s human resources. The quality of life of the…

Detecting Carbon Dioxide and Water Vapor Experiment

Detecting Carbon Dioxide Experiment

Preface Car exhaust contribute a lot to air pollution. And also contribute to global warming by releasing carbon dioxide and water vapor. Global warming is not from exhaust heat (some contribute) but from the fact that carbon dioxide and water absorb heat from the sun and from heat radiating from the ground. In this experiment…

Eco-Detergent From Rambutan And Papaya Leaves

Eco-Detergent From Rambutan And Papaya Leaves

Preface Detergent is a compound that is close to the life of the community. Detergent is often used by the community for various activities, including washing household furniture, washing dishes, and for various industrial activities. The existence of detergent that is very close to the life of society is inseparable from the large share of…

Friedly Enviroment Power Bank From Fruits And Vegetables Waste

Preface The development of the world that is now very quickly followed by the evolution of all existing tools and technologies become increasingly sophisticated. It requires the existence of energy so that all the tools and technology we can use well whenever and wherever. Examples of such energy sources are petroleum (non-renewable energy source) which…

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…

Healthy Water Treatment Teapot

Healthy Water Treatment Teapot

This teapot is not just any ordinary teapot, created by Okti Nurhidayah, a student from SMA Negeri 1 Sampang, Cilacap Regency, Central Java, Indonesia, can change the contaminated water to be consumed, even salty sea water into fresh water that can be drunk. Teko is a container of drinking water made of clay, this household…

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