In this project, plasma treatment will be used for enhancing antimicrobial finishing for textiles. The pilot wear trial will be conducted in Prince Philip Dental Hospital under the supervision with the staff in The Faculty of Dentistry, The University of Hong Kong. Dental environment is selected because it is associated with a significant risk of exposure to various micro-organism which is one of the occupational related health problems of dental professional. Infectious agents may be present in blood or saliva, as a consequence of bacterimia or viremia associated with systemic infections. Dental professional may be exposed to variety of micro-organisms via aerosols of saliva, gingival fluid and natural organic dust particle mixed with air and water during the dental surgical procedure.