Search Results for: Optical fibres
social development ii to study the objectives in depth. the study was conducted on a basis of the sample of respondents involved in the value chain including the coir workers, coir unit owners, coconut farmers, traders, experts, government officials, unit owners, trade participants of other hard fibres
: the prospects india has a presence of a number of other natural fibres however the same have not been fully commercially exploited. india does not have a significant presence in other natural fibres, though ramie, flax, linen are used by indian textile industry. leaf fibres such as agave (sisal) and...
http://www.coirboard.nic.in/wp-content/uploads/2016/09/Executive-Summary-Techno-Economic-Feasibility-study.pdf
natural dye the majority of natural dyes are derived from plant sources: roots , berries , bark , leaves , wood , fungi and lichens . [ ] most dyes are synthetic, i.e., are man-made from petrochemicals. other than pigmentation, they have a range of applications including organic dye lasers , [ ] optical
the mordant potassium dichromate is applied as an after-treatment. it is important to note that many mordants, particularly those in the heavy metal category, can be hazardous to health and extreme care must be taken in using them. vat dyes are essentially insoluble in water and incapable of dyeing fibres...
https://en.wikipedia.org/wiki/Dye
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