First determine what you are going to install as the shower unit. If there is to be no shower unit and it will just drain through the concrete floor, then it will be flush with the floor. If you are installing a unit, then you need to look at the unit to determine the distance obove the concrete to place the drain.
paralysis
As soon as the tips start to protrude through the hair of the head.
reinforced concrete
A birth defect in which portions of the stomach, liver, and intestines protrude through an opening in the abdominal wall.
Steel reinforced concrete is concrete with rods of steel running through it.
radio and tv beams can pass through concrete as x-rays pass through the body
No
no
installing carpets
The medical term for your guts is Visceral Organs. The answer is Evisceration.
no they only eat through wood
Not unless the light is very strong and the concrete is quite thin.