What is the most common cause of corrosion for surgical instruments?

Inadequate cleaning and drying is the most common cause of corrosion for surgical instruments. When surgical instruments are not cleaned properly after use, residue from blood, tissue, or other contaminants can remain on the surface. This organic material can promote the corrosion process when combined with moisture, leading to rust and degradation of the instrument's metal surfaces.

Furthermore, if the instruments are not dried completely after being cleaned, moisture can contribute to corrosion, especially if the instruments are stored in a damp environment. Proper cleaning and drying are crucial steps to inhibit the formation of corrosive agents, ensuring the longevity and functionality of surgical instruments.

In contrast, factors such as exposure to sunlight, improper sterilization techniques, and excessive heat during storage can have effects on instruments but are not as significant or common a cause of corrosion as inadequate cleaning and drying. Sunlight does not typically lead to corrosion in surgical instruments. Improper sterilization could compromise infection control, and excessive heat might damage instruments in other ways, but these are not primary contributors to corrosion itself.