It is often stated that boric acid has the same toxicity as ordinary table salt in humans, which can be a little misleading. To understand what this means, it is important to understand a little bit about toxicology. In the medical field an objects toxicity is usually described as an LD50 value.
Mozzarella is the main type of cheese that is used on most pizzas. There are many different kinds of Mozzarella. Try to find a store that carries whole milk mozzarella. This is a nice creamy flavored mozzarella. It makes an excellent pizza.
The list of pizza toppings is exhaustive. Meats include sausage, pepperoni, bacon, chicken, and pork. Vegetables include mushrooms, spinach, olives, broccoli, onions, green peppers, and artichokes. Some of the toppings may be partially cooked before being added to the pizza.