[fedaai]

hello there..

really i need your *delete me* i know that many professional chemists are here 
recently i decided to choose " Urea " as a subject of my senior project at the Bachalor level in the University Of Bharain. i need your ideas and advices in the following points:
1- what are the big disadvantages of using Urea as a chemical fertilizer on consumer, plants & the environment?
2- What are the ideal & safe specifications of Urea to get an acceptance to use it in the agriculture ?
3- what are the commone process using to produce Urea industrialy?
4- if there anybody here did a senior project or paper on urea, can i acquaint with it ?
5 any opinion or advices for me in this subject? 

i trust u all,
i'll be happy if any body replay 

[sudanese engineer]

now days i am working in urea project
pleas be in touch

[typhoon2028]

Check this link out:  http://www.marcodonders.com/Ammonia/Urea/urea.html

It describes the two stage reaction to produce urea from carbon dioxide and ammonia.

Agriculture urea usually has an anti-caking agent added.  Biuret levels are important for fertilizer.  Biuret is a contaminant in urea fertilizer.

Fertilizer is not the only use for urea.  It is a common material used to make chemical blowing agents, azodicarbonamide is a common blowing agent.