https://www.tsi-supplies.com/post/why-do-carpet-spots-come-back-after-cleaning 2026-05-30 https://static.wixstatic.com/media/3c8cce_cd79a27d82f341ef968f63027e96b3e0~mv2.webp Recurring carpet stain reappearing after cleaning due to carpet wicking and contamination below the surface. https://www.tsi-supplies.com/post/why-carpet-smells-worse-after-cleaning 2026-05-30 https://static.wixstatic.com/media/3c8cce_100e301c232a4e8c87ea352d2da089dc~mv2.webp Freshly cleaned residential carpet with pet bed and toy showing a common source of lingering carpet odors after cleaning.