Originally Posted by
RandomTroll
Some leaks are hard to find. Inflate it as much as it can take (I've popped tires.) and put it in clean soapy water.
Submerge it in clean water. Or lather it up with soapy water. Either this or that.
Putting it in "clean soapy water" is redundant. (Not even mentioning that soapy water is not exactly clean.)