Recently (on December 13), the Supreme Court observed that merely because a Physical Training Instructor (PTI) is not expected to conduct classes within four walls of the college, it would not make.
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COIMBATORE: At a time when eco-conscious textile industries and food companies are struggling to acquire largescale quantities of natural and organic dyes, TNAU’s forest college and research institute has standardised the process of extracting four types of dye products from seeds of the commercially cultivable Achiote tree considered the second-highest dye yielding species in the country.
The college is also in the process of releasing two high yielding varieties of the Achiote tree, also called Annatto, which farmers can opt for commercial cultivation.
TNAU in 2008 began studying and documenting natural dyes extracted from Achiato or Annattotrees(calledBixa Orellana). The seeds of the tree can produce natural pigment bixen, an orange pigment, and orellin, a yellow pigment. “Over a period of 12 years, we have standardised silviculture or tree growing practices and dye extraction protocols through various government projects including from department of science and technolo