We are are always encouraged to take more vegitables in our meals towards better health. however, vegetables can't grow well without any protection from various species of invading insects. Those who grow vegetables in the backyard normally prefers to use insecticide to scare away these invaders. resent study revealed that, organophosphorus (such as malathion, rothions etc..) can lead to hyperactivity in a child (hyperactive child). In the west, hyperactive children were found to be common among the agricultural population because they are exposed to this dangerous chemical. so clean any vegi thoroughly before it is served.