Draw a typical welding symbol and label its parts. What will ...

[madam-professor]

Draw a typical welding symbol and label its parts.
 
  What will be an ideal response?

Question 2

When comparing different materials for the same object (such as for a counter or a floor), why is it necessary to create two (or more) separate groups or components for the objects to be painted?
 
  What will be an ideal response?

[aham8f]

Answer to Question 1

Compare student drawing with Figure 22-8 on page 774.

Answer to Question 2

When comparing different materials, you really need to create two separate objects, each with its own material. Two objects cannot occupy the same physical space unless they are separated from one another as groups or components.