A UV index of 13 is extremely high. Anything over 11 is considered extreme UV exposure. If you're outside with a UV index this high, you'll need to protect yourself. If you have to be outside, wear a shirt, hat, and sunscreen. Look for shade, but remember that UV can reflect of...
The UV forecast shows maximum UV levels for midday when the skies are clear. This is your guide to the UV index with a detailed breakdown of the main differences between UVA and UVB, as well as top tips for staying safe in the sun. We all know that we should cover ourselves in sunsc...
6. Always wear sunscreen to guard the harmful effects of UV radiation from the sun. 相关知识点: 试题来源: 解析 【答案】against【核心短语/词汇】guard against 防范【翻译】为了防范来自太阳的紫外线辐射的有害影响,要一直涂防晒霜。【解析】根据句意,判断本句用固定短语guard against 防范,故答案为:...
The UV index refers to the actual intensity of ultraviolet radiation during the day when the sun is at the highest point in the sky. This usually occurs within four hours before and after noon of the sun. It can help people assess the possible harm of ultraviolet rays to the human body....
The UV index refers to the actual intensity of ultraviolet radiation during the day when the sun is at the highest point in the sky. This usually occurs within four hours before and after noon of the sun. It can help people assess the possible harm of ultraviolet rays to the human body....
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The reason we hear so much advice on wearing sunscreen, sunglasses, and avoiding over sun exposure between 10:00 am to 4 pm, is due in large part to the sun’s harmful UV rays during the time when the sun is the highest in the sky. ...
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Given that both UVA and UVB rays can harm the skin, it’s essential to take proactive measures to protect yourself, especially during the warmer months when UV levels are at their peak. The Importance of Sunscreen Sunscreen is one of the most effective tools in protecting your skin from UV...
UVI = UV Index. *SEDs = Standard Erythemal Dose. 1 Daily dose calculated between 6:00–16:00. 2 Midday dose calculated between 12:00–13:00. 3.3. Sunscreen usage The sunscreen usage increased from DAY-1 (control day) when 167 g was dispersed to 701 g on DAY-2 when a UV detection...