* Hydrochloric acid (HCl) is a strong acid that is highly corrosive. It is used in a variety of industrial processes, including the production of fertilizers, dyes, and plastics.

* Sulfuric acid (H2SO4) is another strong acid that is used in a variety of industrial processes, including the production of fertilizers, batteries, and explosives.

* Nitric acid (HNO3) is a strong acid that is used in a variety of industrial processes, including the production of fertilizers, explosives, and dyes.

* Acetic acid (CH3COOH) is a weak acid that is used in a variety of food products, including vinegar, salad dressings, and pickles.

* Citric acid (C6H8O7) is a weak acid that is found in citrus fruits and is used as a food additive.