Whatever contaminates a cleanroom is likely brought into the environment, so it is essential to establish fundamental cleanroom best practices or protocols for the operators. For instance, before anyone enters the cleanroom for cleaning, they should remove personal items (jewelry, keys, phones, etc.) and store them outside the gowning room. If an individual must bring [Read More…]
Your cleanroom is designed to prevent particle entry by filtering and purifying the air, to provide designated areas for different levels of cleanliness, and to isolate spaces with controlled air pressure as required. However, simply having the appearance of a clean room does not ensure its cleanliness. Implementing effective cleanroom cleaning procedures and proper supply [Read More…]
Yes, it is suggested that the area to be mopped has been previously vacuumed to remove gross contamination. Read more about mopping at Particles on Surfaces: Part 5 – Cleaning Floors and Walls. Berkshire Mops
What’s the difference between cleaning a printed circuit board (PCB) and cleaning a garment printer? Printed circuit board (PCB) cleaning is regulated by a federal agency and cleaning a garment printer is non-regulated. “It is the author’s opinion…that the non-regulated industries would benefit if they conducted their contamination control activities as if their procedures were [Read More…]
Can you use 100% DI Water with a wipe in a cleanroom? Whether you spray it on a dry wipe or use a presaturated wipe, 100% DIW alone is not recommended for surface cleaning in a cleanroom environment. So, what is DI Water? Sometimes referred to as DIW, DI H20, DI Water or demineralized water. [Read More…]
Can I use a 100% cotton wiper in a cleanroom? The answer is yes, cotton wipes are superior to their counterparts for specific applications under certain conditions. Cleanroom wipers are available in several different fabrics and materials, including synthetics (man-made materials), “naturals” (material found in nature), and blends or composites of synthetic and naturals. Cotton [Read More…]
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As Howard Siegerman said in his book Wiping Surfaces Clean concerning cleanroom personnel “No one comes to work in the morning thinking ‘Wow! I can’t wait to wipe down the environmental surfaces in my area’ As a result, surface cleaning is often overlooked or ignored.” Challenge: The different types of contamination the cleanroom operator is [Read More…]
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