What you really want to watch out for even more so than color change, is meat or poultry that has a bad odor or is sticky, tacky, or slimy to the touch. Let your other senses be your guide in these instances. Read more: The Color of Meat and Poultry - USDA.
Windows Management Instrumentation(WMI) is a set of extensions to the Windows Driver Model that provides an operating system interface through which instrumented components can provide information and notification.
WQL is the Windows Management Instrumentation (WMI) query language, which is the language used to get information from WMI. You are not required to use WQL to perform a WMI query in Windows PowerShell. Instead, you can use the parameters of the Get-WmiObject or Get-CimInstance cmdlets.