Right of private defence of body may include lethal force when there is a reasonable apprehension of death or grievous hurt. The statute permits the right of private defence of the body to extend to intentionally causing death or other harm where the defender reasonably apprehends death or grievous hurt, or where the assault is with intent to commit rape, gratify unnatural lust, kidnap or abduct, wrongfully confine such that access to public authorities is impeded, or involves throwing or attempting to throw or administer acid causing reasonable apprehension of grievous hurt.