Edding 04140-4000 E-140 S OHP Marker 4x Set 0.3mm Black, Red,
Blue...

Black - A colour which does not emit any colour of the spectrum. Black absorbs all frequencies of the spectrum.

Ink - A liquid containing pigments and dyes

Blue - A primary colour

Glass - A solid, typically transparent. Brittle and used in windows. The first patent granted in the UK was for Glass.

Waterproof - Resistant to water, usualy specified by depth in metres

Red - One of the three primary colours

Set - a group of items usually related to one another. Some objects cannot function without the complete set of items.

Permanent - Something that is long term and most likely to be around forever.

Head - The upper part of a body typically separated by the neck.

Rapid have established themselves as a leading online supplier of electrical products, cables, tools, electrical components and educational resources. Through their website you can purchase a variety of meters and resistors, batteries, electrical sockets, fuses and circuit breakers, communications cables, miniature power tools, small hand tools, rivets, tapes and adhesives, office equipment and educational books and equipment. As well as selling to the general public their extensive product selections means they also sell to trade customers. They also have great links with educational customers supplying products to many schools, colleges and universities. They also offer a great turnaround on delivery meaning that your products can be with you the very next day. Some of the top brands that they stock include Recom, Draper, Bosch, Hammond, Duracell, Kingbright, Arcol and Neutrik.