eresources.nlb.gov.sg

rNWRd TIL: Chewing gum is banned in Singapore because this was used to disrupt MRT trains (Mass Rapid Transit) by sticking it to door sensors.
jNgbj TIL that although Hong Kong has a lower total population density compared to Singapore (6,780 vs 7,792 per square kilometre), its net population density (i.e. the density of developed land) is twice as high (22,000 vs 11,000)
BrG1L TIL that there was a complete ban of gum from 1992 to 2004 in Singapore. Since 2004, they have allowed dental gum to be imported in, because the US asked for it in a trade deal. The ban was to the annoyance of chewing gum being everywhere .