Ginger is a natural antiseptic that kills the fungi that cause dandruff. It inhibits the growth of yeast, stopping flakes, itchiness, and dandruff before they happen. (Source) It reduces inflammation of the scalp as well as treats scalp acne due to its antiseptic properties.
Glass substrate is a sheet glass which makes flat panel displays (FPD), such as liquid crystal televisions (LCD), plasma televisions (PDP), and laptops displays. The ingredients differ from the sheet glass used for windowpanes. Ingredients also differ between liquid crystal and plasma displays.
Gravel in a freshwater aquarium. The substrate of an aquarium refers to the material used on the tank bottom. It can affect water chemistry, filtration, and the well-being of the aquarium's inhabitants, and is also an important part of the aquarium's aesthetic appeal.