LACK OF FUSION. Lack of fusion is the failure of a welding process to fuse together layers of weld metal or weld metal and base metal. The weld metal just rolls over the plate surfaces. This is generally referred to as overlap. Lack of fusion is caused by the following conditions:
These meetings can help teachers stay informed about what is going on at school and help students feel safe and supported. These meetings work best in classrooms where a culture of respect is already established. Classroom meetings are typically short and held on a regular schedule.
At school, children spend a lot of time in classrooms, where they can easily transfer infections to one another. But by teaching kids some important healthy habits, parents can help make school and health a priority during the school year. Here are some great tips on how to stay healthy in school.