noun
mass nounChemistryA viscous liquid used in making detergents and emulsifying agents.
Chemical formula: NH₂CH₂CH₂NH₂
‘The compounds used to create it include ethylenediamine, formaldehyde and sodium cyanide.’- ‘Tell your doctor if you have ever had any unusual or allergic reaction to aminophylline, ethylenediamine (contained in aminophylline), oxtriphylline, or theophylline.’
- ‘The additives were prepared from amines (such as tetraethylenepentamine, triethylenetetramine, diethylenetriamine and ethylenediamine (EDA)) and formaldehyde.’
Are You Learning English? Here Are Our Top English Tips