Could this be the reason?
Burnt incense papers give Bukit Batok block a ghostly look
STOMPer themuxicbox says the ashes of incense paper scattered at Block 318 in Bukit Batok gives the place a ghostly look.
She said:
"It's ghostly especially when I return home at about 11pm and there is wind blowing.
"The smell of the smoke is quite strong, not to mention the darkness and the ashes flying about my legs.
"I even saw parents teaching their kids to burn the incense papers directly on the ground beside the grass patch, not caring that it could be a fire hazard."
Burnt incense papers give Bukit Batok block a ghostly look
STOMPer themuxicbox says the ashes of incense paper scattered at Block 318 in Bukit Batok gives the place a ghostly look.
She said:
"It's ghostly especially when I return home at about 11pm and there is wind blowing.
"The smell of the smoke is quite strong, not to mention the darkness and the ashes flying about my legs.
"I even saw parents teaching their kids to burn the incense papers directly on the ground beside the grass patch, not caring that it could be a fire hazard."