SCIENCE, TECHNOLOGY AND SOCIETY: Lasers Spectroscopy as a tool in science
Uses of radioisotopes (medical imaging, medical therapy, food irradiation, agriculture, radiocarbon dating, smoke detectors, industrial applications)
Environmental impact of fission reactors Disposal of nuclear waste and radiation protection Fusion: source of the Sun’s energy Development of fusion reactors Nuclear weapons Health hazards of ionising radiations Radon, significance of background radiation, granite PHYSICAL QUANTITIES INTRODUCED IN THIS CHAPTER Quantity