I don't know about chlorine trifloride, but that is one of the strategies used for reactive substances, like molten sodium: https://youtu.be/rAYW9n8i-C4?t=2m ht

I don't know about chlorine trifloride, but that is one of the strategies used for reactive substances, like molten sodium: https://youtu.be/rAYW9n8i-C4?t=2m https://youtu.be/rAYW9n8i-C4?t=2m