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.
The WWAN FCC ID or WLAN FCC ID is  a certification number applied to wireless devices. WWAN or WLAN signifies it is a wireless device used for networking (often found in laptops and notebooks). This FCC ID certification number can be searched here.