Chinese cactus syringe DIY - GIF

[hemmjo]

snip... Learning the ways and means of how things can be done in primitive ways could be very important for survival should the world be thrown back into a less technological era.

Yes indeed, when the smoke begins to clear after the "advanced" societies have blown everything up there will be survivors. Tt will be those who are able to make use of what they have to survive who will live on. And they will NOT be able to Google for solutions.