Gallery 1 -- Optical photomicrographs from 4 x 5 inch originals

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DMI ref. omg096     Image title: Urea crystal melt. | 44.48


Copyright 2006 David Malin Images

Urea (carbamide, CAS# 57-13-6) is a metabolic byproduct of the digestion of nitrogen-containing compounds (e.g. protein, meat). It is readily synthesised and it is used in the manufacture of plastics such as urea-formaldehyde resin. Its nitrogen content makes it useful as a fertilizer.

Crossed polars.