Coming home npon the underground the other evenüig, 1 read in an evening paper of a uew habit which threatens to decirnate ns - the salt habit, People carr3' salt crystals about with thein, at which they coutiimally nibble. In time they lose their hair and eyelashes. Looking np froni my paper suddenly. I saw tbis startling intelligence confírmed. A man in the opjiosite corner laid down his evening paper (it was the best evening paper), aud took asmall paeket f rom his waistnoat pocket, which he nscrewed. It contained a white granular substance. Taking a pinch betweea his finger and thumb, he swallowed it. "Excuse me, sir. Is that salt?" I asked, leaning forward excitedly. He smiled and pointed fo the article (in the paper).