![PCB board](https://appsandapplications.com/wp-content/uploads/2023/05/PCB.png)
A printed circuit board (otherwise known as a PCB) is incredibly important when it comes to the functioning of various …
![sputnik vi app](https://appsandapplications.com/wp-content/uploads/2021/07/sputnik-vi.png)
Have you been vaccinated? There are more than 20 vaccines available worldwide, some approved by WHO, some home-grown. One such …