. the light that is transmitted is seen by the observer and appears coloured because some of the wavelengths of the visible spectrum are now missing. figure mauveine was the first ever synthetic dye. it was produced accidentally by william perkin in who was trying to synthesize quinine. it became particularly...
. it is a government-recognized four star export house having is/iso : certification & is/iso : certification by the bureau of indian standards. latest news board meeting on th february, at mumbai next meeting of the board of directors of the company has been fixed on th february, at mumbai for considering...
only to cotton in amount produced and variety of uses. the industrial term for jute fibre is raw jute. the fibres are off-white to brown, and - meters ( - feet) long. jute fibre is often called hessian, jute fabrics are also called hessian cloth and jute sacks are called gunny bags in some european...