A Google term you could use is "ruggedized laptops", that will lead you to some other terms. Prepare to pay. But if you need it, it's worth it. (In general, you don't need it.)
That looks like total overkill. I'm talking about protection from spilling an ounce of water, not using it as a weapon to bash grizzly bears to death with or whatever these people are doing with their computers.
