Problem: How to confirm a partial acl tear
Take note if you hear a' popping' noise when the injury happens.
Most people state that they hear a popping noise when the acl is injured. If you heard a' popping' or' snapping' noise when you experienced your injury, it is likely that your acl has been at least partially torn.

Answer: You should go to the doctor to get this diagnosis confirmed. Though you will most likely be in pain, try to remember the exact sound your knee made.

Problem: How to escape a flame war
Try not to antagonize them.
Believe it or not, a lot of flame wars aren't started by the trolls themselves, but by people that fall in to their traps. Flamers set traps, waiting for someone to fall into it.

Answer: This is usually how most flame wars start, and it's usually only because the person is desperate for attention. Try to get out of it before it gets bad.

Problem: A woman is shown putting a long metal piece into a large machinery and the words "today's topic: welding" appears on the screen followed by a person wearing a mask and welding with a torch. a woman
Answer: is now standing at a machine and she is grabbing various metal objects and putting them into a machine that welds them together.