A Facile Review on the Sorption of Heavy Metals and Dyes Using Bionanocomposites

Table 1

Impact of excessive intake HMI, their noxiousness in the ecological perspective, and their MCL [11].

HMs	Noxiousness	MCL (mg·L^-1)
As	Visceral tumours, skin symptoms, and vascular disease.	0.05
Cd	Human carcinogen, kidney injury, and renal disease.	0.01
Cr	Carcinogenic, headache, diarrhoea, nausea, and vomiting.	0.05
Cu	Insomnia, liver impairment, and Wilson disease.	0.25
Ni	Human carcinogens, dermatitis, nausea, compulsive asthma, and coughing.	0.20
Zn	Heightened thirst, depression, fatigue, and nervous signs.	0.80
Pb	Impairment to the developing brain, circulatory system, nervous system illnesses, and kidney disease.	0.006
Hg	Circulatory and nervous systems, rheumatoid arthritis, and kidney injury.	0.00003