What does the cryptic crossword clue "Agent making viewers stream Zoom chat? (4,3)" mean?

The wordplay uses a charade (building blocks). TEAR (synonym="“zoom”") + GAS (synonym="“chat”") = TEARGAS The answer is TEARGAS.

Agent making viewers stream Zoom chat? (4,3)

Guardian Cryptic #29508 | 22 Across | 2024-10-08 flower