Show use of the tha toothbrush on the subject of at the toothbrush a threat great deal has been written ot of late some condemn it as a septic and useless instrument and demand that it shall be either boiled or soaked in very strong antiseptics every time alter after usage others still hold that regularity in the use of 0 the toothbrush Is one of the cardinal virtues and will be rewarded by an set of teeth probably ably the truth lies somewhere between the two extremes the toothbrush regularly used Is valuable but bat not so go essential an aa a correct dietary detary plain precipitated chalk is useful for keeping the teeth or of smokers white and others may use it at discretion the main lesson is to hara only v soft boft brushes end and to use them gently the hospital london |