1. What is a parting line or parting surface? 2. What is fluidity? 3. What type of shape modifications or allowances are generally incorporated into

1. What is a parting line or parting surface? 2. What is fluidity? 3. What type of shape modifications or allowances are generally incorporated into a casting pattern? 4. What is the purpose of draft or taper on pattern surfaces? 5. What type of geometric features in casting require the use of cores? 6. What are the material and size limitation of sand casting? 7. What are some of the attractive features of ceramic molds (investment casting)?