The lines and spaces of the staff are named according to the first seven letters of the alphabet, that is, A B C D E F G.

For example, lightweight construction and Jacobs bogies save weight, and a lighter train uses less power.

Westerners recognized the iliahi as sandalwood.

When hormones signal breast cells to divide more rapidly, scientists hypothesize, they increase breast cancer risk by causing precancerous or cancerous cells to multiply.