Cleanrooms are controlled environments where the number of airborne particles is reduced to a level defined by an International Organization for Standardization (ISO) standard. These facilities have applications in different […]
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![A Viking lander being prepared for dry heat sterilization – this remains the "silver standard"[1] of present-day planetary protection. -- NASA via Wikipedia](https://i0.wp.com/astrobiology.com/wp-content/uploads/2024/07/NASA-Delays-Proposal-Planetary-Protection.jpg?resize=1200%2C720&ssl=1)