I let her panic about it for ages, tell the site manager and generally make a proper arse of herself before suggesting (just before he called the gas board and evacuated the building) that the source was perhaps my Thai beverage.
That said, it does actually smell quite a lot like gas.
Four of us had four different dishes, and we all thought we had the best dish and ...... Had the egg rolls, ms zing rice, pad thai with crab and Tom yum soup.