The waves can penetrate clothes but not walls, suddenly heating up the skin of anyone in its path to 50C.
The system could be used both for dispersing hostile crowds during peace time, or in conflicts like Iraq and Afghanistan.
The average temperatures in the summer in Iraq range from higher than 48 degree C (120 Fahrenheit) in July and August
Summer temperatures in afghanistan as high as 49° C (120° F) have been recorded in the northern valleys
Bit like chucking snowballs to disperse eskimos no?