M. Mene, a French chemist, has just discovered that hydrate of alumina, prepared by decomposing alum with carbonate of soda, is a perfect substitute for animal charcoal in the decolorizing of liquids.

OxiClean Concentrated Max Efficiency Versatile Stain Remover Powder for under $20 at Costco or through Instacart. That’s a fantastic deal for a product that offers the same number of uses as the ...

For high-purity applications, activated carbon filters should contain very low amounts of iron, typically 100 parts per million (ppm). Activated carbon with extremely high adsorptive capacities is ...

Deterioration of the building stone in the city actively continues due to two main factors: the nature and the behaviour, even under normal atmospheric conditions, of the globigerina limestone of ...