The most common symptoms of bladder cancer in pets are the presence of blood in the urine, frequent urination with straining, and painful urination. It is important to differentiate bladder cancer from a urinary tract infection and urinary tract stones, which may cause similar symptoms.he most common type of bladder cancer is transitional cell carcinoma. Other less common cancers include adenocarcinomas, squamous cell carcinomas, and fibromas.
Definition of CHEMICAL for Kids. : any substance (as an acid) that is formed when two or more other substances act upon one another or that is used to produce a change in another substance.Spanish Central: Spanish translation of chemical. chemical. noun. : any substance (as an acid) that is formed when two or more other substances act upon one another or that is used to produce a change in another substance.
A chemical change occurs when a new substance is formed through a chemical reaction like when fruit ripens or rots. When something undergoes a chemical reaction and a new substance is formed as a result, we call this chemical change. In some instances, simply applying heat can cause a chemical change. Cooking pancakes, for instance, is an example of a chemical change; the pancake batter changes from a liquid to a solid. Rust forming on metal is another example of a chemical change. The iron reacts with water and oxygen to create a new substance â rust.