isotopes for a number of special applications. The radioisotopes are produced by bombarding appropriate elements with neutrons in the reactor. Alternatively, radioisotopes can be produced by bombarding appropriate elements with various sub-atomic particles in a particle accelerator. MEDICAL APPLICATIONS Radioisotopes are used in medicine for both diagnosis and therapy. In diagnosis, the principle use is to locate abnormal tissue such as tumours. In therapy, radioisotopes are used to destroy abnormal cells within the body. Diagnosis
Landscaper Job Description. Landscapers maintain and landscape property grounds by planing trees, flowers, and shrubs. They also mow grass, and trim, mulch, and fertilize plants. Some landscapers perform other types of work as well. For example, some install sprinkler systems and lighting structures, and others build structures like decks and patios. Landscapers use a variety of power tools and hand equipment on the job.
As a landscaping contractor, you may be engaged in a variety of tasks, depending on where you work. Many landscaping contractors are involved in the installation of garden landscapes for homes or businesses. You might even create the landscapes if design is part of your education or experience. Other landscaping contractors focus on specialty areas, such as irrigation systems, plant propagation in a nursery setting or sustainable landscape development.