For use and handling, I can not say anything yet, product has not arrived yet.
Pepper works differently than CS just to mucous membranes, so aim well.
And only short sprays, otherwise the range is soon gone.
Not against the wind and not in enclosed spaces ...... apply practical experience to satisfy present. :-)
A little tip: kubotan bought separately and you get very good out of the situation.
If it is used as a private person: spray and run away. First Aid does not have to be, we are talking about self-defense. But immediately notify police.
Grievous bodily harm with justification ...... no it is difficult and who has nothing to hide report the incident. Otherwise, one is quickly as perpetrators d because of the decision taken is good roar normally.
Animal repellent spray is always higher doses than with the BKA diamond. Animals are probably worth less than men.