Mindblown: a blog about philosophy.

A process in which molecular bonds break or form between electron-sharing atoms or molecules to create substances with new properties or characteristics. For example, oxygen and hydrogen combine to form water. Sodium (a metal) and chlorine (a gas) combine to form sodium chloride, or common salt. Glucose (C6H10O5) is metabolized to carbon dioxide (C02) and…

A branch of the American Chemical Society that maintains a registry of chemicals, active ingredients used in drugs, and food additives. Each chemical is assigned a permanent CAS number through which current data can be traced.  

The use of a chemical to destroy superficial layers of skin. This technique may be used to treat scars, tattoos, or abnormal pigmentation.  

Able to distinguish the left from the right side of the body; able to perceive which side of the body is being stimulated.  

Plastic surgery and restoration of the mouth.  

A developmental anomaly in which there is a cleft in the hard and soft palates, upper jaw, and lip.  

Dermatitis of the lips resulting from chemical irritants in lipsticks, lip cream, and various other materials.  

Eversion of cheilitis.  

A device that encloses the cheek at the angle of the mouth for proper exposure of the operating field.