Chemistry Executive Interview Questions and Answers

HCl acid is useful in various industries such as pharmaceuticals, food processing, and metal cleaning.

• Used in the production of various chemicals such as PVC, fertilizers, and dyes

• Used in the food industry for pH control and as a preservative

• Used in metal cleaning and pickling to remove rust and scale

• Can be dangerous and corrosive, so proper handling and protective equipment are necessary

Zinc phosphate is used as a corrosion inhibitor and in dental cement.

• Used as a coating for steel to prevent rust and corrosion

• Used in dental cement to help with adhesion and strength

• Also used in the manufacturing of fertilizers and animal feed

• Can be used as a pigment in paints and coatings

TDS stands for Total Dissolved Solids, which refers to the total amount of inorganic and organic substances present in water.

• TDS is a measure of the concentration of dissolved solids in water.

• It includes minerals, salts, metals, and other substances that can affect the taste and quality of water.

• TDS is usually measured in parts per million (ppm) or milligrams per liter (mg/L).

• High TDS levels can indicate poor water quality and may require treatment to make it safe for consump...read more