The crossword solution for the term 'Chuck Alternative' is CHAS, which stands for Computerized Numerical Control (CNC) machines. CNC machines are automated tools that use computer-controlled commands to perform a variety of tasks, such as cutting, drilling, and milling. They are used in a wide range of industries, including automotive, aerospace, and medical device manufacturing. CNC machines are an alternative to manual labor, as they can be programmed to perform complex tasks with precision and accuracy.