Why carbon is referred as the wonder element ?
Why carbon is referred as the wonder element ?Carbon is one whose atoms have an almost infinite capacity for uniting with each other in chains and rings and various other configurations, and for becoming linked with atoms of other substances.
Indeed, the incredible diversity of living creatures from bacteria to the great blue whale is largely due to this capacity of carbon.
The complex protein molecule has the carbon atoms as its basis, as have molecules of fat, carbohydrates, enzymes and vitamins.
So, too, have enormous numbers of nonliving things, for carbon is not necessary a symbol of life.
Why do surgeons wear green or blue clothes ?
Green and blue are colors that are not bright and pleasing to eye.
Also they appear clean when stained with blood.
It began with wearing white scrubs as it was considered a surgeon is more reputed if his scrubs were stained more.
Later as concepts of sepsis and hygiene came along colors changed to green n blue which are neutral to eye and also instil a sense of cleanliness and authority.
Green and blue are colors that are not bright and pleasing to eye.
Also they appear clean when stained with blood.
It began with wearing white scrubs as it was considered a surgeon is more reputed if his scrubs were stained more.
Later as concepts of sepsis and hygiene came along colors changed to green n blue which are neutral to eye and also instil a sense of cleanliness and authority.