A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
xanthophyll
xenobiotic
xenon
X group
x-rays
x-ray crystallography
x-ray diffraction pattern
x-ray tube
By Anne Marie Helmenstine, Ph.D., About.com Guide
Xenon normally is a colorless gas, but it emits a blue glow when excited by an electrical discharge, as seen here.
pslawinski, wikipedia.orgA B C D E F G H I J K L M N O P Q R S T U V W X Y Z
xanthophyll
xenobiotic
xenon
X group
x-rays
x-ray crystallography
x-ray diffraction pattern
x-ray tube