Misc: what was the colour of christ's hair in st john's vision?

Questions

Tomography is a scanning technique which uses X-rays for photographing particular slices of the what?

What is the term for a fine mist or fog which is dispersed in and carried by a gas?

Who was said to have used a monocle made of emerald to improve his vision at the arena?

What is the abnormal fear of feathers known as?

What is the study of the flight path of projectiles under the influence of gravity known as?