Here's a couple of videos of techniques, must make a few more, like one of sawing up cigarette lighters, I think that one would defo go viral..
https://www.youtube.com/watch?v=ZyIrVJ0aKtc&t=42s
https://www.youtube.com/watch?v=83m7s3zwD2U
https://www.youtube.com/watch?v=ZyIrVJ0aKtc&t=42s
https://www.youtube.com/watch?v=83m7s3zwD2U