It takes 21 litres of water to produce a small chocolate bar. How water-wise is your diet? - The Guardian

It takes 21 litres of water to produce a small chocolate bar. How water-wise is your diet?  The Guardian

It takes 21 litres of water to produce a small chocolate bar. How water-wise is your diet? - The Guardian
It takes 21 litres of water to produce a small chocolate bar. How water-wise is your diet?  The Guardian