Describir: Microscopic spheroidal particles obtained by laser cutting

 _    _      ___                 ___    __    __     ___              
| |  | ||   / _ \\    ____      / _ \\  \ \\ / //   / _ \\    ____    
| |/\| ||  | / \ ||  |    \\   | / \ ||  \ \/ //   | / \ ||  |    \\  
|  /\  ||  | \_/ ||  | [] ||   | \_/ ||   \  //    | \_/ ||  | [] ||  
|_// \_||   \___//   |  __//    \___//     \//      \___//   |  __//  
`-`   `-`   `---`    |_|`-`     `---`       `       `---`    |_|`-`   
                     `-`                                     `-`      
  ______  
 /_   _// 
  -| ||-  
  _| ||_  
 /_____// 
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