Surface areas on walls, under loose woodwork, between bricks and around other bat entryways often have a smooth, polished appearance. The stained area is slightly sticky, may contain a few bat hairs, and is yellowbrown to blackish brown in color.
cross connections What is a Cross Connection? A cross connection is a point in a plumbing system where the potable water supply is con-nected to a non-potable source. Briefly, a cross connection exists whenever the drinking water system is or could be connected to any non-potable source (plumbing fixture, equipment used in any plumbing system).
What Is Cross-Over Cable? In a Ethernet networking environment â like in a family home with multiple PCs that are wired â the computers must all connect to a central router. The router takes all the bits being sent out by the computers and relays them onto the other devices on the network.