Final answer:
Shears should be cleaned and disinfected regularly to prevent the spread of germs and infections.
Step-by-step explanation:
You should clean and disinfect your shears regularly to prevent the spread of germs and potential infections. The frequency of cleaning and disinfecting shears may vary depending on the specific use and level of contamination. For general hygiene purposes, it is recommended to clean and disinfect shears after each use. However, in healthcare settings or when handling contagious materials, shears should be cleaned and disinfected between each use to minimize the risk of transmitting infections.