Few tools in a modern research facility are as ubiquitous as crystal agitation rods. These fundamental implements are critical for a wide range of biological procedures. From delicate stirring of fragile prepared mixtures to the scattering of finely powdered materials, a reliable agitation rod is unavoidable. Usually made from superior crystal, the

The Islamic lunar calendar, also called the Hijri calendar, is a system of timekeeping that relies on the cycles of the moon. Different from the Gregorian calendar we commonly use, the Hijri calendar consists of 12 lunar months, each lasting approximately 27 or 30 days. This distinctive calendar influences numerous Islamic practices and observance