Hong Kong-Singapore travel bubble: why is the Singapore Covid-19 test more expensive and what to do before you board?

How to apply for a PCR test, what to do with the QR code, who gargles and who swabs, which shops are open and what happens if you catch coronavirus Read on for the answers to all these questions and more What to do before you board, who gargles and who swabs, why some tests cost more than others and what happens if you catch Covid-19. The Post has the answers to all these questions and more. The travel bubble between Hong Kong and Singapore will launch on November 22, with the number of people allowed to move quarantine-free in…