Bronze sculptures, cherished for their historical and artistic value, often face deterioration due to environmental factors, corrosion, and improper handling. To preserve these artifacts, several conservation techniques are commonly employed.

1. Mechanical Cleaning: Loose dirt and corrosion products are carefully removed using brushes, scalpels, or micro-abrasion tools to avoid damaging the original surface.

2. Chemical Cleaning: Mild acids or chelating agents are applied to dissolve harmful corrosion layers while preserving the stable patina, which adds character and protection.

3. Patina Stabilization: A protective layer, such as wax or synthetic coatings, is applied to stabilize the existing patina and prevent further oxidation.

4. Environmental Control: Sculptures are displayed or stored in controlled humidity and temperature conditions to minimize exposure to moisture and pollutants.

5. Structural Reinforcement: For severely weakened sculptures, internal supports or fills using compatible materials are added to restore stability.

By combining these methods, conservators can extend the lifespan of bronze sculptures, ensuring their beauty and historical significance endure for future generations.