Comments on the combination of protective clothing with PPE against drowning

When protective clothing and PPE against drowning are worn simultaneously and the protective clothing does not possess a defined inherent buoyancy, a lifejacket with an inherent buoyancy of at least 275 N must be used (DGUV Regel 112-201 (to date: BGR 201) governing the use of personal protective equipment against drowning, October 2015, Sections 3.3, 3.4, 3.5.3 and Annex 1 at www.dguv.de/fb-psa, in German).