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Hace 17 horas · Unlike most materials, concrete is often cast and cured on site rather than in the (more) controlled conditions of a factory. That means that temperature and humidity—as well as exposure to sun, wind, and precipitation—can affect cast-in-place concrete. Let’s look at the materials science of concreting in hot weather.
11 de jun. de 2024 · This innocuous, dark lump of concrete could represent the future of energy storage. The promise of most renewable energy sources is that of endless clean power, bestowed on us by the Sun, wind...
- Tom Ough
Hace 5 días · Under the scorching summer sun, pavement can reach temperatures hot enough to cause second-degree burns. ... It shows where asphalt and concrete surfaces reached at least 120 degrees F, or 49 ...
Hace 4 días · Here are some ways to enjoy the sun while keeping safe! Protect against UV rays: Sunscreen is essential! Reflections of water, sand, and concrete can increase exposure to UV rays and your chances of skin cancer. Choose Sunscreen with an SPF of at least 30, with “broad spectrum” and ’water resistant. Cover up!
29 de jun. de 2024 · Your sunroom flooring needs to defend against a yearly grab-bag of moisture, heat, cold, and sun. It should resist scratching, peeling, and fading. And, of course, it should match your taste and creative vision.
Hace 4 días · As in Phoenix, the desert sun punishes Las Vegas for hours every day, frying outdoor surfaces like asphalt, concrete and metal doors on cars and playground equipment like swings and monkey bars. Phoenix firefighters give medical attention to a homeless man, Thursday, May 30, 2024 in Phoenix.
14 de jun. de 2024 · While industrial chic is totally in, metal fences and cement don’t always make for the most restful or colorful outdoor areas. For those whose outdoor area is a drab slab, we’ve found some creative and uncomplicated ways to transform a concrete space into an oasis you’ll never want to leave.
