
Based on the provided context, the question of whether a leather sofa can be steam cleaned is raised as a common concern for homeowners seeking to extend their furniture's lifespan. The sources acknowledge that sofas are subject to constant traffic, leading to an accumulation of dust and grime that necessitates proper cleaning to prevent permanent damage. However, the supplied text does not offer a definitive answer or outline the specific risks and procedures associated with this cleaning method.
From an academic and professional standpoint in material care, steam cleaning leather is generally not recommended. Leather is a natural, porous material that contains essential oils to keep it soft and supple. The high heat and excessive moisture from a steam cleaner can strip these oils from the hide, causing it to dry out, become brittle, and eventually crack. Furthermore, the moisture can saturate the leather, leading to discoloration, water stains, and potentially fostering the growth of mold or mildew within the upholstery if it does not dry completely and quickly. While some highly specialized professional cleaners may use controlled steam techniques on certain types of heavily finished leather, it is a high-risk procedure that can cause irreversible damage if performed incorrectly or on the wrong type of leather, such as aniline or nubuck.


