​Examples of ____ include: 1G, 2G, 3G, 4G, 1F, 2F, 3F, 4F, 5G, 6G, 6GR.

​joint type

​material position

​chemical composition

​metal type

Examples of metal type include: 1G, 2G, 3G, 4G, 1F, 2F, 3F, 4F, 5G, 6G, 6GR.