Some people react differently based on their brains chemicals or have different situations
There’s not really a definite answer- but the most lethal drops occur from 20-50 feet, yet there have been cases of phonomena in which someone can survive a fall from a plane.
Answer:
The product's label is the right answer because it will tell you all the uses and directions for it. If your need is there, then it meets your need, simple as that.