Whenever annular space grouting is required, the choice of material to be used is critical. Geofill LD is the product of choice to fill annular spaces, because of its highly flowable characteristic and ability to completely fill the void.
Scarlett Johansson, Chris Evans, Chris Hemsworth and the rest of the 'Avengers: Age Of Ultron' cast play a game of How Well Do The Avengers Know Their Biceps.
You probably don't need proof of this, but that doesn't mean you shouldn't watch the rather goofy Avengers: Age of Ultron behind-the-scenes featurette found below: The key quote in this video is definitely Jeremy Renner's comparison to The Avengers: Age of Ultron set to summer camp. It's noted that the film allowed the ensemble cast a lot more time to hang out as an actual group, and evidently all of them get along spectacularly well.