, Author of Cannabis Pharmacy. 1  There are several problems with chewing/dipping cannabis. First, cannabis, in its raw herbal form, can host a wide variety of microbes including e coli and salmonella, both of which can present a health risk.
Oxygenation and ventilation: Once the position and seal are obtained, bagging can commence. The rate of ventilation for an adult is 10-12 breaths per minute or, approximately 1 bag squeeze every 5-6 seconds.4 The bag should be depressed for a full 1-2 seconds and then released.
The bag's internal pressure, when fully inflated is about 10 to 30  kPa, which is comparatively low but sufficient to safeguard the  driver if dashed against it. The driversâ¦ thrust on the air-bag  pushes gas to escape through two large outlet holes in the rear of  the bag to further cushion the impact.