so you can use a sleep apnia mask and rasberry pi or arduino and make your own ventilator
https://www.theregister.co.uk/2020/03/18/diy_ventilator_shortage/
so you can use a sleep apnia mask and rasberry pi or arduino and make your own ventilator
https://www.theregister.co.uk/2020/03/18/diy_ventilator_shortage/