Spring is coming and we all need to get ready for it, including our machines. The perfect machine is one free of maintenance but let's get real, these types of machines are just a dream. Across the industry there are different testing methods, such as software emulation, hardware simulation, prototyping and beta testing, that are used to verify that your plant floor machines work as intended when they were fabricated. What testing methods do you use to test your plant operations? Do you mix and match different testing protocols?