Those 15~25kg bags from the garden centre are an order of magnitude more expensive than loose dirt from a transport or earthworks depot.

Your mum, apparently.

Which parts do you not understand? I can expand on those points if needed.

Download iso

Load iso onto usb.

Insert usb into machine.

Spam del and all f-keys on boot because for some reason there is no standard ‘enter bios’ key.

Ensure usb boot is enabled and higher priority than internal disk.

Restart.

Follow simple installer guide.

If you know exactly where you’re going, and the path is not itself in flame, and the residual heat+smoke have not yet rendered both your path and your patient’s current location unsurvivable, then it is possible.

The movie trope of covering your mouth with a rag and walking through rooms which are actively on fire, trying to find someone who has been inside that same room getting asphyxiated and/or cooked for several minutes is most definitely not real.