which provides just enough pen-to-paper pressure to reliably draw lines without lifting off or scratching the paper. We can’t help but be impressed with the overall look of the machine ...

By the 17th century, European makers of scientific instruments also sold drawing and calculating tools in sets. These were typically made of wood, often covered with leather, and came in sizes and ...

Try experimenting with different colours of ballpoint pen to create layers of texture. Light-coloured felt tips can easily pick up darker colours from a drawing surface. This can be avoided by ...

There is no such thing as “black light wavelength”—so why do black T-shirts, black crayons, and black marking pens look black? Investigate a variety of black ink markers, and find out why they look ...

Designed for both ICT and M&E operatives, this one day course focuses on the conceptsof redundancy, concurrent maintainability and fault-tolerance in standards such as EN50600 and TIA-942-A and how ...

Accountants used different colored ink—both black and red—to denote a company's profitability. Unlike a company in the black, one with negative earnings or that is unprofitable is said to be ...

Private health insurers are already disclosing their increases to the market with NIB saying it will lift its premiums by 4.1 per cent. NIB justified the increase based on the previous two rises ...

The UK's official biggest dance songs of the week, based on sales of downloads, CDs, vinyl and other physical formats, across a seven day period. Compiled by the Official Charts Company.

Indian postal department has allotted a unique postal code of pin code to each district/village/town/city to ensure quick delivery of postal services. A Postal Index Number or PIN or PIN code is a ...

A magnetic field is invisible, but it can be detected using a magnetic compass. A compass contains a small bar magnet on a pivot so that it can rotate. The compass needle points in the direction ...