3 A B C D E F G H I J K L M N O P Q R S T U V W Y

Acetic Acid

A basic chemical building block, acetic acid is familiar in the homes as vinegar. It is liquid at room temperature, and manufactured from methanol. It is used in a variety of applications including the foodstuffs industries, manufacture of paints, dyes and pharmaceuticals, and the production of PET.

Activity Based Costing

Activity Based Costing (ABC) is a costing method which identifies and estimates the cost of each activity (including use of resources), and allocates costs to each product and service as a direct consumed cost. This enables companies to identify non value-add costs, the profitability for each product and service, and areas for process improvements.


Actuator is motor for inducing movement in a mechanism or system. An electronic control system uses actuators to adjust a device or machine, for example, to open or close a valve.