the top performers in a comparative study of insect repellents published in July‚ 2002 in the New England Journal of Medicine. The two commercial sprays tested kept bugs away from 1 to 3 hours. The results of a 2004 California State Science Fair project show that lemongrass is 30 percent less effective than commercial preparations containing DEET‚ or diethylmetatoluamide‚ in repelling mosquitoes. Lemongrass‚ or cymbopogon ciatrus‚ may still be a suitable substitute for persons who cannot tolerate
Premium Mosquito
a prepared cup of tea. Herbal infusions & Caffeine All real tea comes from the same botanical‚ Camellia sinensis‚ which contains caffeine. Herbal infusions are made from botanicals not related to Camellia sinensis‚ and they are naturally caffeine free. Chamomile and Peppermint are examples of herbal infusions (herbal tea). What Determines Caffeine Levels? The amount of caffeine in coffee or tea depends on a number of factors‚
Premium Caffeine Tea
A Comparative Analysis on the Effectiveness of Champion and Pride as Cleaning Detergents By: Solis‚ Sharel Leigh DS. Tan‚ Ma Get M. Teacher: Ms. Regilyn Navarette Acknowledgement We would like to dedicate this experiment we did to every mother‚ nannies‚ maids‚ and the likes who work hard each and every day or our lives. They‚ who sweat a lot just to give us fresh‚ newly-washed and sweet
Premium Laundry detergent Laundry
Good morning my fellow Bedans‚ our dear administrators‚ my co-faculty members‚ and to you‚ my dear parents. A teacher that can defy limits. The one that can lead you back where you should be. A teacher whom you can lean on. Most elementary students say that life in elementary unit is not happy if you did not experience her supervision.And also‚ a faculty cannot be called one if she is not present. From being a student intern way back to 1970’s‚ until now‚ she’s still teaching in elementary unit
Premium Educational stages College Education
CHAPTER I Problem and Its Background Before the invention of the light bulb‚ illuminating the world after the sun went down was a messy‚ arduous‚ hazardous task. It took a bunch of candles or torches to fully light up a good-sized room‚ and oil lamps‚ while fairly effective‚ tended to leave a residue of soot on anything in their general vicinity. Solar light bulb‚ an alternative sourced for daylight powered by sunlight. So that means a lot of savings from your electricity bill. A Solar Bottle
Premium Light Incandescent light bulb
Flowers Used for Dye Hollyhocks Hollyhock‚ or Alcea rosea‚ petals are available in varying shades from nearly white to almost black. The dyes made from these petals range in color from bright green to greenish brown depending upon how the blossoms are prepared. According to Rakhi Shanker and Padma S. Vankar from the Facility for Ecological and Analytical Testing in Kanpur‚ India‚ a substance such as alum or other metal salts is used to make the dye stay on the fabric without quickly washing out.
Premium Color Green Brown
¬THE EFFECTIVENESS OF HORSE (Equus caballus) MANURE AS AN ALTERNATIVE SOURCE OF FUEL Group II Kurt Ashley E. Edusada John Kenneth D. Encarnacion Honey Let S. Dagan Ellen Mae P. Datu Rona Marie R. Datugan Joanne Kristelle A. Decano Chenalee G. Delos Reyes January __‚ 2013 III – Newton CHAPTER 1 The Problem and Its Background Introduction Horse manures or feces are abundant and are found mostly in farms‚ especially
Premium Fertilizer Alternative energy Waste
Worry is thoughts‚ images and emotions of a negative nature in which mental attempts are made[vague] to avoid anticipated potential threats.[1] As an emotion it is experienced as anxiety or concern about a real or imagined issue‚ usually personal issues such as health or finances or broader ones such as environmental pollution and social or technological change. Most people experience short-lived periods of worry in their lives without incident; indeed‚ a moderate amount of worrying may even have
Premium Anxiety Emotions Depression
------------------------------------------------- Geography of Antarctica The geography of Antarctica is dominated by its south polar location and‚ thus‚ by ice. The Antarctic continent‚ located in the Earth’ssouthern hemisphere‚ is centered asymmetrically around the South Pole and largely south of the Antarctic Circle. It is surrounded by the southern waters of the World Ocean – alternatively (depending on source)‚ it is washed by the Southern (or Antarctic) Ocean or the southernPacific‚ Atlantic
Premium Antarctica
Lotion An investigatory project in Integrated Chemistry Submitted by: Marvin Lanz F. De Guzman Submitted to: Mr. Jonard Salazar Anaya S.Y. 2014 - 2015 Acknowledgement First of all‚ I would like to express my special thanks to those who helped me to finish this investigatory project. To my parents who helped financially and to my sister who helped me to finish my introduction. I would also like to thank my classmates for the moral support‚ to God who gave me strength to finish this project and to
Premium Coconut oil Skin care Skin