black mustard is an annual plant cultivated for its dark-brown-to-black seeds, which are commonly used as a spice. It is native to tropical regions of North Africa, temperate regions of Europe, and parts of Asia.
A soluble inorganic compound used in the production of sulfur dyes, pharmaceuticals, and other chemical applications.
A versatile weak acid used in the manufacture of a variety of chemicals, such as vinyl acetate, and also in food preservation and flavoring.
A strong alkaline compound commonly used in various industrial processes such as pulp and paper manufacturing.
A strong acid used in leather tanning, as a preservative, and in the production of various chemicals.