Choose the file from which you would like to remove the white background using the Open File window. Click the Magic Wand tool in the Tool Menu. The default location of the Tool Menu is in the upper left corner of the Paint.NET window. Click on any area of white that you want removed in the image.
It is not to be confused with hard hat. Personal protective equipment (PPE) refers to protective clothing, helmets, goggles, or other garments or equipment designed to protect the wearer's body from injury or infection. The hazards addressed by protective equipment include physical, electrical, heat, chemicals, biohazards, and airborne particulate matter.
The first, and most important piece of equipment needed for eme work is an adequate antenna system. By adequate, I mean one that is properly designed, constructed, and phased (when using more than a single antenna) to yield the gain required for successful eme communications.