Malay MailSingapore water agency: One worker dead, two in ICU after inhaling toxic gas at Choa Chu Kang waterworks23 Maymore_vert
STOMP1 worker dead, 2 in ICU after inhaling poisonous fumes in first of its kind incident24 MayAqil HamzahBy Aqil Hamzahmore_vert
New Straits Times1 worker dead, 2 in ICU after inhaling poisonous gas at Singapore's Choa Chu Kang waterworks23 Maymore_vert