In one instance, he secretly filmed a teacher while assisting her with a computer issue at her desk.
He allegedly told family members that her condition was due to a pre-existing brain tumour.
Tanjong Beach remains open to the public.
The unique piece will remain on display until the end of November.
The student was reportedly dissatisfied with the teacher's methods, prompting the attack.
The wife said the groceries were for an upcoming festival, but the man ignored her and continued lashing out.
The airport has seen several recent smuggling incidents involving rare animals and drugs.
Every section along Bras Basah Road had vehicles involved in the accident, said a netizen.
"If you dare recommend it, I dare to eat it," she said in one of her posts.
She has consumed drugs at least twice daily since starting.