There is a great deal of evidence to show that high concentrations of ozone, created by high concentrations of pollution and daylight UV rays at the Earth's surface, can harm lung function and irritate the respiratory system.
They simply seemed to fade into the rays of the moonlight and pass out through the window, for I could see outside the dim, shadowy forms for a moment before they entirely faded away.
This mood or condition begins some half hour or more before actual sunrise or sunset, and lasts till either the sun is high, or whilst the clouds are still aglow with the rays streaming above the horizon.
We can in fact first place the beam of rays of moving positive atomic ions in a plane perpendicular to the axis in which we see the spectral lines emitted by them. Johannes Stark
We tried all the rooms as we went along, and in the dining room, dimly lit by rays of light through the shutters, found four servant women lying on the floor.
You still stand watch, O human star, burning without a flicker, perfect flame, bright and resourceful spirit. Each of your rays a great idea - O torch which passes from hand to hand, from age to age, world without end. Karel Capek
