Metallisation

The coating of films or surfaces with a very thin layer of metal using a metal deposition technique. Metallisation is what gives holograms their silver or similar metallic appearance.

Metamerism

The effect generated when using a pair of similarly shaded inks, the colour and contrast of which appear virtually identical in normal light, but which have different spectral responses so that, when viewed with a filter or under special illumination, one ink displays...

Mass spectrometry

An analytical technique to quantify known materials and identify unknown compounds within a sample and elucidate the structure and chemical properties of different molecules.

Master case

A shipping unit of tobacco products – usually comprising 25 or 50 cartons.

Metallic ink

Printing inks that contain metallic components that provide a metallic finish to the applied substrate.