Because I occasionally see cosplayers heating up PVC pipe for use in props and for wing frames without protection:
PVC pipe off-gasses hydrogen chloride when heated up. The smell is unmistakeable. Do not heat it up to bend it without respiratory protection.
Honestly been seeing this happen way too often in chats so I want to say:
If a streamer doesn’t answer you, don’t go and start complaining in chat about how they’re ignoring you. Sometimes, we can get caught up in our game or talking to someone else that it’s hard to focus on-