How to pronounce 毒氣 in Cantonese (4 out of 6):

因為神經毒氣係真係
Because it's really neurotoxic.

Cantonese Sentence Breakdown

因為 jan1 wai6
due to
神經 san4 ging1
(adjective) crazy
毒氣 duk6 hei3
poison gas
hai6
(Cantonese) to be
to connect
to relate to
to tie up
to bind
to be (literary)
to involve
relation
relationship
consequence
yes
indeed
right
真係 zan1 hai6
really; very