Check this out... This is how some beggars fake their wounds and seek others pity to get money... Be carefull with scammers... I'm not saying not to donate but choose wisely to whom you donate...
The ingredients...
A dash of white glue
Shaped using a toothpick
Scrubeb with a sponge
Some red ink
Leave to dry
More shaping in progress
Darker ink for fresh blood effect
Making it real
Final touch
End product
Realistic looking wound