Open access
Sep 2026
Biochar derived from bean husk for the removal of lead and hexavalent chromium from aqueous solutions
Heavy metals are among the most prevalent and difficult environmental pollutants to manage. This study explored the conversion of bean husks into biochar and evaluated its effectiveness as an inexpensive adsorbent to eliminate Pb(II) and Cr(VI) from water. Several analytical methods were utilized to ascertain the prope...
H. Okoro, E. Emenike, K. Iwuozor et al.
· Discover Chemistry · 0 citations