Lemon Grass

Only available on StudyMode
  • Topic: Insect repellent, Mosquito, Aedes aegypti
  • Pages : 3 (832 words )
  • Download(s) : 899
  • Published : June 11, 2013
Open Document


Text Preview
Chapter I

Introduction
Lemon grass (Cymbopogan citratus), also known as “tanglad”, is used in medicine, cookiang and as insmbopoect repellant, in food and beverages, and in manufacturing. Lemon grass helps prevent the growth of bacteria and yeast and it has substance that can help relieve pain, reduce fever, stimulate the uterus and menstrual flow, and have antioxidant properties. Background of the Study

Dengue cases have been growing in number lately. The daily news on the television reports show numerous dengue patients, most of which are children lying in hospital beds, folding beds and even in chairs in government hospitals.

Now that the dengue epidemic has subsided, another recently monitored disease known as “Chikungunya” starts another new outbreak in Surigao del Sur. Chikungunya is caused by the same Dengue-carrier mosquito Aegis aegypti. According to the World Health Organization (WHO) website, chikungunya is a “mosquito-borne viral disease first described during an outbreak in southern Tanzania in 1952.”

People have used various instruments to control and prevent the mosquito manifestations in homes, school, and in the community. The most popular among these instruments is the mosquito coil. According to a pediatrician named Dr. Ang Ai Tin, “Mosquito coils are made of substances like coconut husk, sawdust and dyes to keep them burning for up to eight hours. A recent study suggests exposure to the emitted smoke can pose significant acute and chronic health risks. Burning one mosquito coil would release the same amount of smoke as burning 75 to 137 cigarettes.” Unlike cigarettes, mosquito coils do not contain tobacco but harmful chemicals are released from burning, chemicals used in many bug sprays. These are formaldehyde, octachlorodipropyl ether and bischloromethyl ether. The active ingredient in mosquito coils is pyrethroid insecticides, used in many bug sprays. Pyrethroids are mostly harmless to humans, but Dr Ang said they can irritate...
tracking img