An object of class tbl_df (inherits from tbl, data.frame) with 1372 rows and 7 columns.
Author
Marc Edwards and Tai Tseng
References
Edwards, M. 1997. Predicting DOC removal during enhanced coagulation.
Journal - American Water Works Association, 89: 78–89.
https://doi.org/10.1002/j.1551-8833.1997.tb08229.x