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The difficulty in producing this colour lay in the fact that the glass at first appears gray and turns red only on reheating.
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As serious punters, we would normally stick our noses in the air at the mere mention of this kind of thing but you have to respect the trouble that some poor person at William Hill has gone to in producing this form guide, showing what colour the Queen has worn on Ladies Day in the past.
To this basic silica-soda-lime mix could be added modifying agents that produced colour, removed colour to form colourless glass, or opacified glass.
The red colour arises because the iron is bound in a ring of atoms in haemoglobin called porphyrin and it's the shape of this structure that produces the colour.
The contrast mechanism by which picrosirius red staining of collagen produces this range of colours is not fully understood, however fibres which appear red can generally be considered to be thicker in diameter than those which appear orange.
In 1999, Nick and I produced The Colour of Justice, taken from the Macpherson inquiry into the killing of Stephen Lawrence.
I find it impossible to parse this with the gorgeous drawings in cochineal by Asli Çavuşoğlu, many of which depict the insects that produce the colour itself, displayed in the next room, or with much else on display here.
Another class of carotenoids that produces the colour red are called the lycopenes.
Since the shape of a melanosome is strongly linked to the colour it produces, this relatively simple observation can actually reveal some of the colours and patterns of animals from tens of millions of years in the past.
A German company that produces the colours for Mercedes-Benz and BMW cars will create colours for the barrels.
The scales on butterfly wings are pigmented with melanins that can produce the colours black and brown.
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com