X: X-rays, X’mas thoughts

X-raysX-rays are a type of radiation that uses energy beams for imaging and therapy. How? Electromagnetic rays of short wavelengths can penetrate opaque matter to light rays, and impinge and penetrate substances to affect a photographic plate. This photograph taken with X-rays is commonly practiced in radiography, radiology, radiotherapy and research.

X’mas thoughts

X’mas thoughts“You cannot do a kindness too soon, for you never know how soon it will be too late.”

“The only way to have a friend is to be one.”
- Ralph Waldo Emerson