Are you economical with your money?

Do you become more economical when there is an economic downturn?

'Economic' and 'economical' are both adjectives, but do you know the difference between them?

In this Question and Answer of the Week programme, Feifei will explain the meaning and the usage of these two words.

If you have a question you'd like us to answer, you can write to us or email: questions.chinaelt@bbc.co.uk