| Standardization field | Health, environment and medical equipment | 
| Technical committee | BAS/TC 14- Personal protective equipment | 
| Term (EN) | face seal leakage | 
| Definition (EN) | Inward leakage of the ambient atmosphere between the face and the facepiece, when measured in the laboratory in the specific test atmosphere. It is expressed as a percentage of total inhaled air | 
| Term (FR) |  | 
| Definition (FR) |  | 
| Term (DE) |  | 
| Definition (DE) |  | 
| Term (BS) | propusnost maske na licu | 
| Definition (BS) | propusnost ambijentalne atmosfere prema unutra, između lica i obrazine, pri mjerenju u laboratoriji u specifičnoj ispitnoj atmosferi. Izražava se kao procenat ukupnog udisanog zraka. | 
| Term (HR) |  | 
| Definition (HR) |  | 
| Term (SR) |  | 
| Definition (SR) |  | 
| Date | 2016-03-03 | 
| Standards | BAS EN 132:2006 | 
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