Video: Water Purification Process

Video: Water Purification Process

During November 2013, my company ReAgent took delivery of a brand new water storage tank which holds 18,500 litres of high quality, deionised water. The tank was a way of ensuring we could meet increasing demands for deionised water, as well as fill huge containers, even road tankers. The storage tank was connected to … [Read more...]

What is Iron Sulphate? Ferrous Sulphate vs. Ferric Sulphate

What is Iron Sulphate? Ferrous Sulphate vs. Ferric Sulphate

When referring to iron sulphate it’s important to define the oxidation state of the iron atom. This value can range from -2 to +6, but the most common forms are +2 (Fe2+) and +3 (Fe3+). This originates iron(II) sulphate – also known as ferrous sulphate, with the formula FeSO4 – and iron(III) sulphate – also known as ferric … [Read more...]

Easter Eggs-travaganza! The chemistry of eggs

Easter Eggs-travaganza! The chemistry of eggs

Now that Easter is almost here, let’s look at the most recognised symbol for this season: the chicken egg. It may look mundane and ordinary, but from a chemical point of view, this is quite an extraordinary feat of engineering! Anatomy of an egg Shell and shell membrane Eggshells may appear smooth, but under the … [Read more...]

Why are Plants Green?

Why are Plants Green?

The magic of chlorophyll As the weather gets sunnier, and the days get longer, you may have started to enjoy the great outdoors a little bit more. Plants are growing faster and seem greener than usual (does that lawn need cutting again?), but what’s causing all this? The answer: chlorophyll. Present in just about every … [Read more...]

Electrolysis of Copper Sulphate

Electrolysis of Copper Sulphate

Before focussing on the electrolysis of copper sulphate, it’s essential to understand the basis of this type of reaction. In essence, electrolysis refers to the process of using an electrical current to promote an otherwise non-spontaneous reaction. This process is very important in many industrial processes, including the … [Read more...]