When producing outside corner fillet welds, which two styles are possible? plug and slot joints E tee and butt weld joints open-corner and half-lap joints edge and groove joints

## Step 1<br />The problem is asking us to identify the two types of joints that can be used when producing outside corner fillet welds. <br /><br />## Step 2<br />The options provided are: plug and slot joints, E tee and butt weld joints, open-corner and half-lap joints, and edge and groove joints.<br /><br />## Step 3<br />Among these options, the correct answer is "edge and groove joints". This is because these two types of joints are commonly used in the production of outside corner fillet welds.