NASA experience /policy/ with HEPA filters
NASA specifications for high efficiency particulate aerosol filters including testing and installation
Keigher, D. J.↗
Engineering topics
Keigher, D. J.
Publications and source records attributed to Keigher, D. J..
A recent significant clean room fire
Clean room fire caused by gas heating element thermostat failure in liquid nitrogen system
Keigher, D. J.↗