BACKGROUND Insect repellents help to prevent and control the outbreaks of insect-borne diseases such as malaria‚ Lyme disease‚ dengue fever‚ and bubonic plaque. Actions to reduce vector- borne diseases can result in major health gains and relieve an important constraint on development in poor regions. Insect repellents are important to the public health tools for the prevention of vector-borne infectious diseases. Technically‚ an insect repellent is any chemical or natural‚ that causes insects or other
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Background of the Study Dropout is a student who leaves a specific level of education system without achieving first qualification. A number of dropout students are increasing. School dropouts have a serious negative impact on the societies. Early dropout from the education system leading into low qualification and most often to unemployment and other social problems is the cause for an increasing education divide in many countries. Often this divide further distances various social‚ cultural
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little sticky. Put it in a container. LEmongrass GArlic and GInger Insect Repellant (Investigatory Project) By: Mikaela Singson and Allen Jeso Eloro Presented to: Mr. Ongsotto Abstract Our purpose of making this repellant is that insect will avoid destroying that object like plants‚ things‚ foods and such for it has a strong smell insects doesn’t like. And we make this repellant by boiling the two ingredients and after that‚ we combine it together
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A science investigatory projects online resources. The rapid evolution of technology shows a rapidly changing world. Inventions have evolved and continue to evolve such that after several years of study‚ research and experimentation reach great developments. This investigatory project mini website are made to promote science and technology consciousness among the general public. And help high school students find all possible online resources for their research projects in chemistry‚ physics
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SERVICE VEHICLE AGREEMENT KNOW ALL MEN BY THESE PRESENTS: This AGREEMENT made and entered into by and between: VIBAL PUBLISHING HOUSE‚ INC.‚ a corporation organized and existing under Philippines laws with principal office at 1253 G. Araneta Ave. cor. Ma. Clara St.‚ Brgy. Sto. Domingo Quezon City duly represented in this act by its Administrative Officer‚ Ms. Arne Queenie E. Madrilejos hereinafter called the FIRST PARTY;
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TITLE Atis (Anona squamosa) leaves as Mosquito Repellent PURPOSE The shocking increase of dengue incidents year after year is a concern of our local health department and the society. Studies show that most incidents affect children and adolescent people. Commercially‚ there are various products of mosquito repellents readily available for consumers but most of them are highly made from chemicals that are damaging to the skin and are expensive‚ making it less accessible to most people. This
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INSECTS Insects‚ being larger and having a hard‚ chitinous and therefore impermeable exoskeleton‚ have a more specialised gas exchange system. Insects have no transport system so gases need to be transported directly to the respiring tissues. There are tiny holes called spiracles along the side of the insect. The spiracles are openings of small tubes running into the insect’s body‚ the larger ones being called tracheae and the smaller ones being called tracheoles. The ends of these tubes‚ which
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INSECTS An insect is a creature without a backbone and with a body divided into three main parts: the head‚ thorax and abdomen. Most insects have three pairs of legs and one or two pairs of wings. The ’feelers’ or antennae on the insect’s head are it sense of touch and smell. Some insects have a sting in the abdomen. We already know that there are over a million different kinds of insects‚ and many new species are being found all the time. Insects are by far the biggest group of creatures on
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STUDY ON THE EVOLUTION OF MOSQUITO REPELLENTS By:- Rajdeep Laha Calcutta Business School PGDM 2010-12 OVERVIEW Traditionally‚ various types of substances have been used to repel mosquitos. These include such things as smoke‚ plant extracts‚ oils‚ tars‚ and muds. As insect repellent technology became more sophisticated‚ individual compounds were discovered and isolated. This allowed the formulation of new‚ more efficient forms of mosquito repellents. The first truly effective active
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Citronella leaf based herbal mosquito repellents using natural binders Nandini Rani‚ Aakanksha Wany‚ Ambarish Saran Vidyarthi and Dev Mani Pandey* Department of Biotechnology‚ Birla Institute of Technology‚ Mesra‚ Jharkhand- 835215‚ India * Corresponding author: Dev Mani Pandey‚ email: dmpandey@bitmesra.ac.in Received: 15 April 2013 Accepted: 27 April 2013 Online: 04 May 2013 ABSTRACT Citronella grass has been serving from years as a mosquito repellent in the field of ancient and modern
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