Volume is length times width times height, so 6 times 9 times 5 is 270 centimeters.
Home is like a shelter where it keeps us safe.
Ultraviolet radiation from the sun is controlled by the ozone but if it infiltrates into the atmosphere it becomes a hazard. The uv reaches our eyes and darkens the retina and blurs vision. The fovea becomes insensitive and the cells dormant. This causes gradual blindness.
To be referenced, it would be true