Gtech's Nick Grey on new prototype ventilator

The transcript describes a rapid response to a request from a Cabinet minister to build ventilators. The team spent Sunday researching ventilators and faced challenges on Monday. By Tuesday, they found a solution using a syringe as a pneumatic pump, which was successfully tested and calibrated, running continuously for 24 hours.

How did the team test the pneumatic timer they created?

What was the outcome of the ventilator after 24 hours of running?