I used to just throw away the soap residue, considering it useless waste, but after learning about this, I now save it and use it all the time.😲

Soap also comes in handy when working with wood. If screws or nails are driven through dry soap beforehand, they will penetrate the hard surface more easily and the risk of the material cracking is reduced.

 

Next time, before you throw away your soap leftovers, remember these tips and give them a second life!