How can i put this in a more sentence like structure? like writing like its not copied or pasted.?

In this Journal Randich and Grant explain the bullet evidence in the JFK ination investigation was reexamined from metallurgical and statistical standpoints. The questioned specimens are comprised of soft lead, possibly from full-metal-jacketed Mannlicher-Carcano (MC), 6.5-mm ammunition. During lead refining, contaminant elements are removed to specified levels for a desired alloy or composition. Alternate statistical calculations, based on the historic ytical data, incorporating weighted averaging and propagation of experimental uncertainties also considerably weaken support for the single-bullet theory.