A lot of the power outlets around your house probably have three holes for a three prong outlet, but is it really safe to use a two prong plug in that outlet?

If used regularly, the dog's neck can develop scar tissue, dulling the sensation of the prong collar, meaning the dog ...

The word ‘prong’ has its roots in Middle English, first appearing in the 15th century. It’s believed to be related to the Dutch word ‘prangen’, meaning to press or pinch.

Most clinicians using B-NCPAP assume that the delivered mean intra-prong (and hence intra-airway) NCPAP in cm H 2 O is accurately represented by the submersion depth of the expiratory tubing.