It will "hurt" (or kill, rather) cows and dogs if they are exposed to a lot of it, but otherwise it is a good fertilizer, micromineral supplement, topical/oral treatment for certain ailments, and an insecticide and fungicide.
Yes they do....copper sulfate is a dietary copper supplement for diary cattle and can be used as a fertilizer to increase copper levels in hay pastures. The link below is the site which I found this information.
http://www.tootoo.com/d-rp23709383-copper_sulphate_98_feed_grade/
You can, but I prefer iodine. Copper Sulfate is very drying and stringent. Iodine is better and easier tolerated on the flesh.
wound
No you can not!
If there is a wound with poor blood circulation leches can help heal the wound. The leches are attached to the wound. Their bite, with it's blood thinning properties and sucking of the blood, can help supply blood to the wound aiding in its healing.
Wound heal faster with bandaids
See a doctor immediately!!
Yes because it helps your skin wound heal but it could sting your wound
The wound will heal correctly, from the inside out, without infection.
NO! A wound must be kept clean t insure healing!
keep it clean medicate it and let it heal
no
Nothing. If the wound is not too serious the jellyfish will heal by itself
if its a mental wound and someones not very sensative yes