The crossword solutions for the term SOME JOINTS are TEES (4 letters) and ELLS (4 letters). TEES are a type of joint that is used to connect two pipes at a 90 degree angle. They are usually made of metal or plastic and are commonly used in plumbing and irrigation systems. ELLS are also a type of joint, but they are used to connect two pipes at an angle other than 90 degrees. They are also typically made of metal or plastic and are used in many different types of piping systems.