Sponsored by Biomedical  Engineering Department head Dr. wisam Kazim Hamdan , and within the requirements of the practical side of the article (the basics of medical substances) second level students visited the Center for nanotechnology and advanced materials under the supervision of Professor Dr. Jinan star khashan, watalao through the visit laboratories Ray (x-ray) electron microscope (SEM) infrared spectrometer (FTIR) to identify the devices work and its importance in biomedical material checks..