“…Studies have been conducted on various adsorbents to remove methyl orange and methylene blue dyes from wastewaters. Some of the adsorbents used in previous studies include the following: rice straw, 13 press mud of sugarcane, 14 waste of seeds of Aleurites moluccana , 15 fish scales waste, 16 goethite, chitosan beeds, 17 corn starch, 18 fishery waste, 19 agricultural waste‐wheat straw, 20 modified coffee waste, 21 aloe vera leaves wastes, 22 waste tyre activated carbon, 23 tea tree sawdust, 24 cortaderia selloana flower spikes, 25 waste tire rubber, 26 Haloxylon recurvum plant stems, 27 potato plant wastes, 28 waste quenching blast furnace slag, 29 coconut coir dust, 30 shrimp waste, 31 crab shell, 32 furfural industrial processing waste, 33 Bottom ash, 34 waste shrimp shell‐derived hydrochar, 35 silver nanoparticles coated on activated carbon, 36 and lead oxide nanoparticles loaded activated carbon 37 …”