Buckets and towels contain reachable water. Plumber's tape is used on specific threaded plumbing connections, while repair tape has limited, product-specific uses. None should be treated as a universal answer to a leak or an alternative to diagnosis.
Containment supplies
Buckets, shallow pans, and absorbent towels are for catching or removing water you can safely reach. They are helpful when a professional needs time to arrive or when you are documenting a small, visible drip, but they do not identify what failed.
Choose a container that is stable and easy to lift when partly filled. Keep it clear of walking paths and electrical cords.
Why tapes are easy to misuse
Plumber's tape is commonly associated with threaded connections; it is not a patch for every pipe, hose, drain, or compression fitting. Repair tapes vary by material, pressure rating, surface preparation, and manufacturer directions. A tape applied to the wrong location can delay a proper repair or make the issue harder to inspect.
If you cannot identify the type of connection and the cause of the leak, do not guess. Document it and use qualified help.
Build a clearer cabinet kit
A small light, gloves, towels, a shallow container, and a phone or notebook for photos are useful first. Store chemicals separately and check periodically for old, leaking, or unlabeled items.