Colloidal silver is a suspension of tiny particles of silver in a liquid, or sometimes gel. The particles are so small that they can’t be filtered out of the solution; these nanoparticles range from ...

Researchers have devised a method for following the gelation of colloidal gels. Their confocal microscopy technique has allowed the different stages of the process to be analyzed, leading to insights ...

During transportation, animals must have a water source available to prevent dehydration. Some shipping facilities use potatoes whereas, others use colloidal water gels that provide a uniform water ...

Silver was used to treat nervous disorders in medieval times; tetanus and rheumatism in the 19th century; and colds and sexually transmitted diseases in the early part of the 20th century. Today, ...