Scraps Of Science

In a recent test a quarter inch bar of steel did not break till 8,332 pounds were put upon it, but a bar of iron of the same diameter bore 4,504 pounds only.

The Swedish inventor of a new method of preserving milk in the form of a powder claims that it retains all its good qualities, does not turn sour and can be kept in cans like vegetables.

A piece of skin cut from a human body will show signs of life for ten days after separation. This discovery is important in connection with the grafting of new skin over a damaged part of the body.

Hitherto Tyndall's theory that the azure tint of the sky is due to minute corpuscles in the air has been accepted. Professor Springer of Liege has proved that the blue of the sky is purely electrical in origin and is an essential quality of the air.