What are the effects of prolonged shade on the corrosion rate of metal outdoor chairs?

Prolonged shade can significantly influence the corrosion rate of metal outdoor chairs. While shade reduces direct exposure to UV rays and rain, it often creates a damp, humid environment that accelerates rust and oxidation. Moisture trapped under shaded areas lingers longer on metal surfaces, promoting electrochemical reactions that degrade the material. Additionally, shaded regions may lack airflow, further exacerbating moisture retention. To mitigate corrosion, consider using rust-resistant metals like aluminum or stainless steel, applying protective coatings, or ensuring proper ventilation. Regular maintenance, such as cleaning and drying chairs, also helps prolong their durability in shaded outdoor settings.