Why is PPE important in the workplace? Well, using personal protective equipment, or PPE, depends on the degree of hazards. The type of PPE used should be according to the danger posed. For instance, if you are working as a welder, you should wear a welder mask or at least goggles. The mask or goggles can protect you against intense...
Before we explore how hydrogen peroxide is made, let’s look at what it is. Hydrogen peroxide (chemical symbol H2O2 - it’s basically water with an extra oxygen atom!) is a weakly acidic, colourless liquid which can easily be mixed with water. It can also be pale blue in its pure form, although as it is an unstable compound and...
Before we look at how ethanol is made, let’s explore what it is and what it’s used for. We’re probably all familiar with ethanol as the main ingredient in alcoholic drinks (although it should never be consumed on its own as it isn’t fit for human consumption in its pure form). Its pure form is a clear, colourless, flammable liquid...
Demineralised water is a common form of high grade purified water, and it can be made in several ways. It’s also known as demi or demin water and is simply water which has had its minerals removed. How Is Demineralised Water Made? There are various ways of producing demineralised water, and we’ll look at a few of them in a little...
