The methane clouds of Uranus are found low in the atmosphere. The methane clouds are the only clouds to be found on Uranus, but there are hazes of smog high in the atmosphere. The diagram shows that the...more
PDL Laser. Pulsed dye laser (PDL) is a laser often used to treat conditions or spots on the skin that are vascular in nature. PDL is commonly used to treat redness and telangectasias (broken blood vessels) associated with rosacea.PDL is also used to treat telangectasias resulting from chronic sun damage, or hereditary causes.DL Laser. Pulsed dye laser (PDL) is a laser often used to treat conditions or spots on the skin that are vascular in nature. PDL is commonly used to treat redness and telangectasias (broken blood vessels) associated with rosacea.
Photodynamic therapy (PDT) is a procedure that uses a photosensitizing drug to apply light therapy selectively to target pre-skin cancer, acne and sun damage. What it can help/cure PDT can help clear the skin of actinic keratoses which are premalignant growths in sun-exposed areas, mainly the face, chest, arms and hands.