“…2 Recently, in line with China's rapid development across multiple sectors, the performance requirements and demand for activated carbon have risen, leading to extensive research on the activation and performance of activated carbon. 3 Zhang and colleagues activated tobacco stem using a physical method, creating activated carbon with several mesopores and micropores via the H 2 O and CO 2 methods respectively, with mesopores representing a scant 3.85%. 4 On the other hand, Wolfgang and team carried out a physical activation study on diverse agricultural and sideline products, nding the activation effect of the H 2 O method to be superior to that of the CO 2 method.…”