Find the best water purifiers of 2025 offering reliable filtration, strong performance, and smart features for clean, safe drinking water across different household needs.

Ah, the age-old topic of the UV protective filter rises again. Some photographers don’t take a new lens out of the box unless there is a filter ready to put on it; others could not care less. It seems ...

Researchers have developed a prototype for coral-reef-friendly sunscreens by using polymerization to create large molecules that still block UV radiation but are too big to penetrate our skin, coral, ...

Scientists created a prototype for coral reef-friendly sunscreens by polymerizing large molecules that still prevent UV radiation but are too large to infiltrate human skin, coral, and algae. This is ...

MIAMISBURG, Ohio--(BUSINESS WIRE)--Aerobiotix, Inc., a leading manufacturer of air treatment devices for hospitals and healthcare, today announced U.S. Food and Drug Administration (FDA) 510(k) ...

Researchers have developed a prototype for coral-reef-friendly sunscreens by using polymerization to create large molecules that still block UV radiation but are too big to penetrate our skin, coral, ...

A temperature of approximately 20°C is essential for measurements to be carried out. The secondary UV-VIS-filter set is needed for performing the photometer test. The cuvette shaft holds the filters.