A weighing machine is a device for measuring the weight of an object. These weighing machines are often used to measure the weight of a person, and are also used in science to obtain the mass of an object, and in many industrial and commercial applications to determine the weight of things ranging from feathers to loaded tractor-trailers.The weighing machines differ in structure, concept and design. For instance, weighing machines in super market differ from weighing machines seen in pharmaceutical companies or bathroom scales differ from infant scales. There are weighing machines for weighing and packing of cements, fertilizers, sands etc. These machines are easy to use and operate. In addition, the weighing machines are designed and custom-made to suit any customer's needs be a jeweler, super market runner. Most of the manufacturers come out with highly accurate weight based system, ensuring high speed and easy changeover time for any products. Now-a-days customized electronic weighing scale is easily available in the market. An electronic weighing scale is more accurate as the readings appear in digital format. Weighing scales are also sometimes used to measure force rather than mass.
Personal bathroom scales are also known well as health and fitness products. We have all stood on a bathroom scale at least once or twice in our lives. Solar powered electronic bathroom scales are also available now a days.
Infant scales are used to measure the weight of new born babies which display wieght in pounds. With tare in reference to infant scales, the weight of a blanket or diaper can be deducted from the total weight to obtain an accurate weight of the baby. Infant scales have the lock-in weight feature, the pediatrician or mother can take their time carefully removing the baby from the scale while the baby's weight remains displayed.
The weighing scales (specifically, a beam balance) are one of the traditional symbols of justice, as wielded by statues of lady justice. This corresponds to the use in metaphor of matters being weighed up or held in the balance.
