Description: Copper-coated surfaces rapidly get rid of coronaviruses like COVID-19, but these have not been broadly created due to reduced demand from customers. However, the pandemic has highlighted the necessity for self-disinfecting surfaces. Robotic cold spraying of copper will empower immediate output to satisfy the new demand. Extensive adoption of https://downloadprojecttopics.com/blog/2018/10/13/vaccine-administration-to-children-at-0-5-years-problems-and-prospect/