Congratulations to the CACR on the publication of its 50th issue.
The CACR is edited by John Neiger who has gathered together some great articles for this 50th issue.
Operating a Cleanroom: Risk Management and Control of Contamination by W Whyte
ISO Technical Report 14644-21 published to support ISO 14644 parts 1 and 2 by John Hargreaves and Andrew Watson
Isokinetic sampling of airborne particles in cleanrooms by W Whyte
Theoretical and experimental performance of a sample tube for particle counting by Oliver Brouste
Cleanroom ceiling systems by Zareer Cursetjee
Join the CCN and read all of the CACR!
https://www.theccnetwork.org/pages/22-cacr-magazine