Surfactants (surface active agents) are compounds that can form a junction between dissimilar substances such as oil and water, allowing them to be combined.
(Surfactants; are; compounds that can form a junction between dissimilar substances such as oil and water,) (compounds; can form; a junction between dissimilar substances such as oil and water)
Surfactants compounds
are can form
compounds that can form a junction between dissimilar substances such as oil and water,
a junction between dissimilar substances such as oil and water