Coyle's Copper Suplhate is for the supplementation of copper in cows and cattle where copper deficiency is an issues

Precautions:

Wear protective glasses, mask and tighly sealed safety glasses. Avoid contact with eye, mucous membrane and skin
Do not breath dust
Keep lid tightly closed
Irritating to eyes and skin
Harmful if swallowed
Warning
If swallowed seek medical advice immediately and show this label. Avoid waterways. Dispose of container safely. Keep out of reach of children.