1) Detergent 
Diethanolamine, often abbreviated as DEA or DEOA, is an organic compound with the formula HN(CH2CH2OH)2. Pure diethanolamine is a white solid at room temperature, but its tendency to absorb water and to supercool mean it is often encountered as a colorless, viscous liquid. Diethanolamine is polyfunctional, being a secondary amine and a diol. Like ...
Bis(hydroxyethyl)amine; 2,2'-iminodiethanol;used as an emulsifier and as a dispersing agent in cosmetics and pharmaceuticals. ... Synonym: diethylolamine. ... (05 Mar 2000) ... 
Diethanolamine (DEA) is a detergent.