Incorrect/unsafe methods
Air insufflation and abdominal auscultation—otherwise
known as the ‘whoosh’
test
The use of litmus paper to test for acidity of
gastric aspirate or observing any aspirate
obtained and estimating location based on
the colour of the aspirate
Placing the proximal end of the tube under
water and observing for air bubbles
Interpreting the absence of respiratory distress
as an indicator that the tube has not
entered the bronchial tract