- ring
which may
quickly disappear. May
discolour slightly yellow or
pinkish brown. Gills: White,
sometimes discolouring to
pinkish brown with age. Free and...
-
sometimes used. An
unintended heat source, such as a
coffee cup, can
discolour the
paper and
obscure any printing. A
fingernail rubbed quickly across...
- A leaf spot is a limited,
discoloured,
diseased area of a leaf that is
caused by fungal,
bacterial or
viral plant diseases, or by
injuries from nematodes...
-
damaged skin will try to heal by
forming scar tissue. This is
often discoloured and depigmented. In humans, skin
pigmentation (affected by melanin) varies...
-
whilst the
exterior surface is
lemon yellow to
sulphur yellow and may
discolour brownish with age. It is
covered in fine
powdery or
woolly scales (pruinose...
-
Berni Searle (born 7 July 1964 in Cape Town,
South Africa) is an
artist who
works with photography, video, and film to
produce lens-based installations...
- air
pollution in Paris,
which accelerated erosion of
decorations and
discoloured the stone. By the late 1980s,
several gargoyles and
turrets had fallen...
-
specialized mildew remover, or
substances such as
bleach (though they may
discolour the surface).
There are many
species of mold. The
black mold
which grows...
-
layers of azo dyes
sealed in a
polyester base, the
print will not fade,
discolour, or
deteriorate for an
extended time.
Accelerated aging tests conducted...
- (baby)
teeth are
moderately affected.
Permanent (adult)
teeth are not
discoloured, or the
discolouration is mild (grey colour).
Little or no attrition...
