Take it slow with our collection of This Is Incense Diffuser Oils. Simply add a few drops to your ceramic oil burner, aromatherapy diffuser or soon-to-be released car diffuser and enjoy the notes of our best-selling Incense scents. Welcome to Noosa - Delicate and woody with a hint of sweetness. Mandarin, Cypress + Patchouli This warming scent will take you to the beachside immediately. Our diffuser oils are a blend of high quality fragrances made with Australian blended essential oils and are not diluted.