Lou Ekus: Reef aquarium chemistry can be pretty easy and fun… No, really! Lou Ekus: Reef aquarium chemistry can be pretty easy and fun… No, really! Advanced,Chemistry,Education,Lou Ekus,MACNA 2019 25,241 views You may also like 46:58 A Hitchhiker’s Guide to the Twilight Zone: Sea-Fans and Selection by Dr. Sonia J Rowley 4,851 views Advanced,Chemistry,Deep Water,Education,MACNA 2016,Sonia Rowley,Women In Reefing «1…141516Page 16 of 16 Larry Blighton2020-08-19T15:55:00-04:00