Mutagen vs Carcinogen Mutagen and carcinogen are two terms that have a lot in common. There is a potential that a single substance could be both of them at the same time and be only one of the two, as well.
A curb bit is a type of bit used for riding horses that uses lever action. It includes the pelham bit and the Weymouth curb along with the traditional curb bit used mainly by Western riders. Kimblewicks or Kimberwickes are modified curb bits, and a curb bit is used in a double bridle along with a bradoon.
DEFINITION of 'Curbs In'. A term used in investing to signify when trading curbs are active. Curbs are temporary limitations or restrictions on the trade of a particular security. Curbs in means that these restrictions are in place, so trading has been suspended. BREAKING DOWN 'Curbs In'.