A professor at a university finds a way to reduce the costs of producing automobile glass.The method is very easy for anyone to copy.A company develops a substance which prevents eyeglasses from smudging.It receives a patent on the formula.Which of these are common technological knowledge?
A)the method to reduce costs of producing automobile glass,and the formula for the substance that prevents smudging
B)the method to reduce costs of producing automobile glass,but not the formula for the substance that prevents smudging
C)the formula for the substance that prevents smudging,but not the method to reduce costs of producing automobile glass
D)neither the method to reduce costs of producing automobile glass nor the formula for the substance that prevents smudging

Question

Quizplus · Accepted Answer

The method to reduce costs of producing automobile glass is common technological knowledge because it is easy for anyone to copy. However, the formula for the substance that prevents eyeglasses from smudging is not common technological knowledge because it has a patent, indicating that it is a unique innovation that is not widely known or accessible to others.

A Professor at a University Finds a Way to Reduce