1. Stainless Steel:
• Stainless steel is composed of a mixture of iron, chromium, nickel, and other alloys. These alloys enhance the steel's resistance to rust and corrosion.
• Stainless steel is particularly used in environments where corrosion might occur, making it a preferred choice in industries such as the food industry, chemical industry, maritime, and medicine.
• Stainless steel can undergo various coating and polishing processes to achieve a bright and smooth surface finish.
• Stainless steel is preferred for its durability, corrosion resistance, and aesthetic appeal.

2. Surgical Steel:
• Surgical steel is a specific type of stainless steel designed for use in the medical field.
• This type of steel is specially formulated to provide corrosion resistance and biocompatibility. It is therefore used in applications within the body, such as implants and the production of surgical instruments.
• Surgical steel must be compatible with body tissues and should not cause allergic reactions.
• Surgical steel is processed to have a smooth surface and is suitable for sterilization. 

In conclusion, while stainless steel is a general term, surgical steel is a specific type of stainless steel formulated for specialized medical and surgical applications. Surgical steel is designed for use in precise medical fields, such as internal body applications and the manufacturing of surgical instruments, and it possesses properties that are compatible with the human body.