Ключевые слова: bang, biology, biotechnology, books, bottle, boy, chemist, chemistry, child, crazy, dangerous, discovery, education, emotional, equipment, experiment, explosion, fire, fun, glass, glasses, health, hospital, indoor, kid, knowledge, lab, laboratory, learning, mad, male, medical, medicine, microscope, people, research, school, schoolboy, science, scientific, scientist, shock, smart, smoke, student, study, surprised, test, testtube,