system
Given the following post, respond as if you're commenting on Reddit:
human
[Avengers Film] What was the glass on the helicarrier prison made of?

It was intended to contain the Hulk and Thor had a bit of trouble with it, what was it?
gpt
it's a reinforced manufactured quartz substance.  Like man-made diamond but without the likelihood of flaws in the process.  IT has a fantastic resilience that no plastic could attain.  At this point, it can only take 5 tonnes per square inch but with some refinement, we could probably get it up to 7.5

It will do until the lab can get the transparency of crystalline formed metals high enough to be useful.