2 fixed grammer and formatting.
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If the Entire OS boots up and resides in the RAM(like puppy OS), then You could (in theory), run a script at the End of startup, that runs a software like Disk Wipe or Shred to delete all the data in the Disk.

This is still very situational but worth a try. 

If the Entire OS boots resides in the RAM(like puppy OS), then You could (in theory), run a script at the End of startup, that runs a software like Disk Wipe or Shred to delete all the data in the Disk.

This is still very situational but worth a try.

If the Entire OS boots up and resides in the RAM(like puppy OS), then You could (in theory), run a script at the End of startup, that runs a software like Disk Wipe or Shred to delete all the data in the Disk.

This is still very situational but worth a try. 

1
source | link

If the Entire OS boots resides in the RAM(like puppy OS), then You could (in theory), run a script at the End of startup, that runs a software like Disk Wipe or Shred to delete all the data in the Disk.

This is still very situational but worth a try.