Approximately seven cups of dye were required to stain just 50 square feet of fabric, making this pigment rare and expensive. Mauveine, or Perkin’s mauve, is born from the wondrous realm of accidents.
“For those who understand the fundamental physics behind this, it makes sense; but if you aren’t familiar with it, it looks like magic trick,” Dr Zihao Ou said A common food dye found in the ...
The California Legislature has passed a bill with bipartisan support banning the use of red dye No. 40 and five other chemicals in foods served at public schools. On Thursday, the Golden State ...