11 Lynsey Hope tests cleaning hacks Credit: Oliver DixonMany hacks involve items you already have at home, but which ones work best? 11 Soak your shower head in Coke and let it soak Credit: Oliver DixonRemove your shower head, place it in a freezer bag, then fill the bag with the fizzy drink. After replacing the the shower head, run it on hot to flush all the cola through. But if your shower head is very dirty, it may not be strong enough." 11 Black tea also helped sharpen dull windows Credit: Oliver DixonTea contains tannic acid and will work in a similar way to vinegar.