sterilization

Hey guys I just finished my first hydro grow with an ebb and flow system but now I'm wondering how to properly clean and sterilize the system

Hi guys, I was just reading a paper on inhaled cannabis and concerns for the immunodeficient host. http://www.mascc.org/assets/Pain_Center/2015_March/march2015-11.pdf I have been thinking about this myself as my wife is undergoing cancer treatment (lymphoma) and here in Brazil marijuana is...