| Wash |
A
term meaning to affect colour or tint by adding saturation or chroma. |
| Wash
Resistance |
The
resistance of printed inks to washing in detergent solutions, without
affecting its colour strength and adhesion. |
| Water-Based
Inks |
Inks
containing a vehicle whose binder is water soluble or water dispersible.
Any ink in which the volatile portion of the vehicle is wholly or
mainly water. |
| Weatherability |
The
ability of a material to withstand the effects of exposure to weather
conditions, significant change in physical or chemical properties. |
| Weathering |
The
effect of atmospheric elements on a test subject when exposed out
of doors in a natural environment or under environmental influences.
Natural outdoor weathering tests are normally carried out at selected
exposure sites, on printing panels, exposed either vertically or
at 45o facing south in the Northern Hemisphere. |
| Web
Fed |
Automatic
feeding system whereby substrates or carriers are printed on a continuous
roll. |
| Well
side |
The
side of a screen where the ink is and the squeegee is pulled across. |
| Wet
on Wet |
A
technique of printing whereby further impressions are applied before
the previous impressions have dried and the composite film then
dries as a whole. |
| Wet
Scrub Resistance |
The
ability of an ink to withstand scrubbing in contact with water. |
| White |
The
result of combining the additive primary colours (Red, Green and
Blue). |
| White
Balance |
The
balancing of colour components to create pure white when scanning
a white object. A substitute for a colour temperature setting. |
| White
Spirit |
A
commonly used thinner for inks and varnishes. In the UK the term
is applied to straight-run or blended petroleum hydro-carbons with
a boiling range usually lying between 150C and 200C. |
| WYSIWYG
(What You See Is What You Get) |
A monitor configured to represent the images displayed in a manner
consistent with the desired printed result. Pronounced "wizzy-wig." |
