the only real danger is if you get one in the eye but even then its proven it takes 1joule airsoft to punture the eye
Both can be dangerous if used improperly
The best way - go to near airsoft workshop, give them money and tell what do you want. If you decide to modify airsoft gun by yourself - be warned, this may ruin your gun and even be dangerous to your health.
Neither
An Airsoft gun
Neither, all guns are violent and dangerous.
No, airsoft guns are toys. They use batteries and gearboxes to fire 6mm plastic bbs at an average of 2 joules. Although many high powered air rifles can be as dangerous as real guns, they should not be confused with airsoft guns.
A pump airsoft gun is a gun that has to be pumped every time before shooting. Ex. Airsoft shotgun
No
No
It is an airsoft gun based of the PPSH-41 gun
You never need a license to have an Airsoft gun.
No