Pizza is my favorite food, but I hear that are many different kinds.  Do you know anything about the different kinds of pizza?
called pizzettas.
The term "pizza" was first recorded in the 10th century in a Latin manuscript from the Southern Italian town of Gaeta in Lazio, on the border with Campania. Modern pizza was invented in Naples, and the dish and its variants have since become popular in many countries. It has become one of the most popular foods in the world and a common fast food item in Europe and North America, available at pizzerias (restaurants specializing in pizza), restaurants offering Mediterranean cuisine, and via pizza delivery
maintenance service. Conventional radios without CTCSS would hear all transmissions from both groups. The landscapers have to listen to the pizza shop and the pizza shop has to hear about landscape activity. With CTCSS and a different tone for each group, radios hear only the activity from their own group. This is supposed to reduce missed messages and the distraction of unnecessary radio chatter for the other users.
Note that in the example above there are only two co-channel users. In dense two-way radio environments, many separate