Assuming you mean disassemble- There are tools called bullet pullers, that are designed to safely remove the bullet from a loaded cartridge. Any other method can cause the carridge to fire, resulting in harm. Don't try it.
The term ".38 Special CTG" is an abbreviated way of saying .38 Special Cartridge. It is the caliber marking for a revolver that fires that cartridge. While it is NOW the most common .38 caliber...