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copper sulphate

Line breaks: cop¦per sul|phate
(also copper sulfate)

Definition of copper sulphate in English:

noun

[mass noun]
A blue crystalline solid used in electroplating and as a fungicide.
Example sentences
  • The earthworms reacted differently to different chemicals, avoiding soil with the sulphuric acid and copper sulphate with no reaction to potassium nitrate.
  • When organic farmers do use one of the chemicals they are allowed to use, such as sulphuric acid or copper sulphate, they do so on a pretty substantial scale, to the serious detriment of neighbouring wildlife.
  • Apart from the blue crystals of copper sulphate that would appear to spray the potatoes against blight, chemicals belonged to another world.

Definition of copper sulphate in:

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