How to open a stubborn jar is one of the most common household problems 

The consumer champions at Which? have put their best experts on the case

Forget boiling water, cling film, and elastic bands, all you need are rubber gloves

It's one of the most common and frustrating household problems – and one to which almost everyone will have their own solution: how to open a stubborn jar.

Now the consumer champions at Which? have put their best experts on the case to come up with the definitive answer.