{HEAD ~ Typical nonionic surfactants} generically include esters of polyhydric alcohols, alkoxylated amines, esters of polyoxyalkylene glycols, ethers of polyoxyalkylene glycols, {TAIL ~ alkanolamine fatty acid condensates}, tertiary acetylenic glycols, dialkyl polyoxyalkylene phosphates, and the like 
{ HEAD ~ Typical nonionic surfactants } generically include esters of polyhydric alcohols , alkoxylated amines , esters of polyoxyalkylene glycols , ethers of polyoxyalkylene glycols , { TAIL ~ alkanolamine fatty acid condensates } , tertiary acetylenic glycols , dialkyl polyoxyalkylene phosphates , and the like
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