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.
Chemical changes are fundamental changes that produce new combinations of matter. A distinction is made between chemical and physical changes. The signs of chemical changes are discussed, and several types of chemical changes are explored in this lesson.hemical changes are associated with chemical reactions that rearrange the atoms to give new combinations of atoms. Chemical changes can result from the combination of different substance through a reaction to give one or more different substances.