On this day electricity began flowing from the first ever CANDU reactor at the Nuclear Power Demonstration reactor (NPD) in Rolphton, Canada. CANDU stands for Canadian (where it was invented) Deuterium Uranium, a Time lapse of a 30 gallon tall, low tech aquascape., For this setup, I kept it simple with easy, low maintenance plantsperfect for my clients first planted tank., Plant lineup:, Vallisneria Spiralis Sunny Star Croton care tips needed Leucoplast Definition, Types, Structure, Functions, & Diagram