Science of Life: Projects and Principles for Beginning Biologists

Science of Life: Projects and Principles for Beginning Biologists — page 7
viii THE SCIENCE OF LIFE ished with them so that you or someone else do not accidentally use or eat these items 䉴 Iodine is used in this book and it can be poisonous if you swal low it If you get any iodine on you rinse the affected area immediately with water for several minutes and tell an adult Dispose of any food that has been contaminated with iodine Dispose of the items once they have been exposed to iodine 䉴 Always use caution when handling chemicals Even common household chemicals such as those in Lysol and other disinfec tants or antiseptics can be harmful because they may irritate your skin If you get any on your hands or in your eyes rinse the affected area immediately with plenty of water 䉴 Take special precautions when working with plants insects and spiders that are naturally found outdoors because they may be poisonous bite or cause you to have an allergic reaction Never experiment with plants such as ivy or mushrooms from the wild they may be poisonous or cause your skin to break out in a rash Some spiders generally those with bright yellow or red markings are poisonous so be careful when handling them 䉴 Only operate a stove or blender under adult supervision and always wear a pair of oven mitts when handling hot liquids 䉴 Wash your hands before and after each experiment if you take a food break during an experiment 䉴 If you live in an area where Lyme disease is present do not perform any outdoor experiments without fi st getting your parent’s permission 䉴 If you are allergic to mold do not perform any of the experi ments in the chapter about fungi