Because pesticides are toxic, They are alos potentially hazarsoud to humans, animals other organism and the environment, Therefore, people who use pesticide , or regularly come in contact with them must understand the relative toxicity, potential health effects, ans preventative meanures to reduce exposure to the products they use. The symtoms of pesticide poising can range from a mild skin irriatationto coma or even death, Different classes or familiws of chemicals cause different types of symtopms. Indivisuals also very in their sensititvity to different level of these chemicals. SOme people may show may sow no reaction to an exposure that may cause severe illness in others.