Rahul Dua, the StandUp comedian, takes on the topic of biohazards, marketing, and truck drivers in his performance in Australia and New Zealand. In his routine, Dua humorously reflects on these aspects of life, providing a comedic perspective on them. The article highlights that Dua's comedy show covers relatable topics and is well-received by the audience. Through his performance, Dua aims to entertain and bring laughter to his viewers.