Biodegradable polymers degrade once exposed to suitable environmental conditions. Using Biodegradable polymers as packing material would decrease the amount of plastic waste causing land pollution, for example: Plastic waste led to the formation of th . . .

Photosensitizers are used to treat various medical conditions including acne vulgaris, herpes, and cancer through the process of Photodynamic therapy (PDT). Once administered, the infected area is illuminated with a specific wavelength of light. Durin . . .