Reference i.
Canadian Centre for Occupational Health https://www.ccohs.ca/oshanswers/chemicals/chem_profiles/methane.html
ii.
Cdc - Niosh Publications and Products -immediately Dangerous To Life or Health (idlh) Value Profile: Acrylonitrile
iii. https://www.cdc.gov/niosh/docs/2016-167/
iv. Canadian Centre for Occupational Health https://www.ccohs.ca/oshanswers/chemicals/chem_profiles/toluene.html
v.
Canadian Centre for Occupational Health https://www.ccohs.ca/oshanswers/chemicals/chem_profiles/benzene.html
vi. Lesson in Crisis Management, Enforcement vii. https://www.theborneopost.com/2019/03/24/lesson-in-crisis-management-enforcement
viii. Sam Concerned Of the Pollution Incident At Sungai Kim Kim
ix. Azrul Mohamed https://www.foe-malaysia.org/sam_concerned_of_the_pollution_incident_at_sungai_kim _kim
x.
x.Gov't Yet To Decide on Quantum Of Compensation For Sungai Kim Kim Pollution Victims: Wan Azizah
xi. https://www.thesundaily.my/local/gov-t-yet-to-decide-on-quantum-of-compensation-forsungai-kim-kim-pollution-victims-wan-azizah-FD720986
xii. xii.8 Chemicals Have Been Identified in Pasir Gudang's Kim Kim River, Here's What They Are
xiii. xiii.Tara Thiagarajan https://www.worldofbuzz.com/8-chemicals-have-been-identified-in-pasir-gudangs-kim-k im-river-heres-what-they-are/