application of bone chars in removing pollutents from water

do a litreature review for 15 papers please choose from alsiver puplisher , consider the following points
1) wha is the background context within the reaserch field into which papers are puplished
2) what is the main finding of each paper ( ex why were they puplised)
3)identify the next important question that ariese based on the finding
4)formulate a hypothisis base on the question in point 3
5)identify at least one one potential ethical issue, and one potential intellectual property issue that could arise if the proposed reasearch were be performed ..

make a Comprehensive (do not write each article separately) do not exceed 2400 words
Mention the 15 article in the reference key word is to focus on bone char and water pollution