![048c1647d2821f2ae14c02cfa41dd100-1.png](https://poprazzi.com/wp-content/uploads/2018/12/048c1647d2821f2ae14c02cfa41dd100-1.png)
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It’s an old Hollywood technique that’s been used many times before (like in The Dark Knight, for example), but as special effect coordinator Caius Man explained, “We towed one [van] down the street, and the van had in it two nitrogen cannons, two nitrogen sleeves that fired a high-density plastic slug out of the bottom of them to push it up into the air.”