Useful Resources

South African Department of Water Affiars
www.dwa.gov.za
Endangered Wildlife Trust
www.ewt.org.za
American Water Works Association
www.awwa.org
Aquaculture Association of South Africa
www.aasa-aqua.co.za
Aquaponics
www.aquaponics.com
Hydroponics
www.gtghydroponics.com/fag/hydroponics.htm
Lamotte International
www.lamotte.com
Metric Conversion Chart
www.engnet.co.za/tips/convert.asp
Clickable Chart – Periodic Table of Elements
www.goldenstar.com/periodic-table-software-school-chemistry.htm
Handymath
www.handymath.com

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