Since we've had several cases of Samsung Galaxy Note 7 devices and IPhone 7 devices exploding from faulty battery issues, it's not much of a surprise that on certain circumstances, they'd also explode.
A spectacular destructive test was carried out on an iPhone 5 with a whopping 20,000 matchsticks. The gif image below is an abridged depiction of the scenario. A more detailed video by MrGear via YouTube is shown at the end of this post.
With all the metallic build and compact design, the phone could not stand the massive heat from a mammoth crowd of burning matches. Now, that's pushing iPhone to its limits. What happens in the video below is just superfluous and at the same time, daring!