SELF-HARDENING a.
eels that harden when heated to above a red heat and cooled in air, usually in a blast of cold air with moderate rapidity, without quenching. Such steels are alloys of iron and carbon with manganese, tungsten and manganese, chromium, molybdenum and manganese, etc. They are chiefly used as high-speed steels. -- Self`-ha…
SHREW n.
lent, vexatious person of either sex, but now restricted in use to females; a brawler; a scold. A man . . . grudgeth that shrews [i. e., bad men] have prosperity, or else that good men have adversity. Chaucer. A man had got a shrew to his wife, and there could be no quiet in the house for her. L'Estrange.…