Related Clues:

• This is what makes things go smoothly in a medium way
• This medium won't take any water with the mixture of soil
• Well, that's where they are to a medium extent
• Just a medium one for 28 down
• They make things go smoothly to a medium extent
• They might make a picture of a medium
• The medium needs no water
• Not the medium colour of the water
• A medium mixture of soil
• They're just medium for 16 down
• So it's up about one-fifty for the painter
• It's for the artist to make them work after tea
• Their colour is never 27 down
• What 10 across worked in - a mixture of soil
• Not the colour of water