Surfactants are amphipathic molecules with both hydrophilic and hydrophobic moieties that partition preferentially at the interface between fluid phases such as oil/water or air/water interfaces. Such characteristics confer excellent detergency, emulsifying, foaming, and dispersing traits, which

Academic staff rating index (AR Index) is an interactive platform for supervision management. It is designed to enhance the student-supervisor relationship while also providing a rating index for supervisors. AR index aims to improve transparency and quality of academic student supervision by

Almost 1 million South African Deaf people use South African Sign Language (SASL) as their primary means of communication as often they cannot speak, read nor read lips in any of the eleven official spoken/textual languages. This multi-ethnic group comprises Deaf South Africans who are largely