The photo graph shows the relationship between the 11 per cent up to absorb light of a dye in waste water samples before and after treatment with charcoal from shells of crabs, kamman.
The graph shows the relationship between the 11 percent of the absorption of dyes in wastewater samples before and after treatment with activated carbon from crab shells.
Image 11 graph shows the relationship between the percentage absorption of dye in wastewater samples before and after treatment with activated carbon from crab shell .