Hikal Interview Questions and Answers

ETP is a wastewater treatment process that removes pollutants from industrial effluent. COD is a measure of organic pollutants, BOD is a measure of biodegradable organic pollutants.

• ETP stands for Effluent Treatment Plant

• COD is Chemical Oxygen Demand, a measure of organic pollutants in water

• BOD is Biological Oxygen Demand, a measure of biodegradable organic pollutants in water

• pH level of acid is below 7

• pH range of base ...read more

Form 27 is a report of accidents, dangerous occurrences, and occupational diseases in the workplace.

• Form 27 is a legal requirement under the Factories Act, 1948.

• It must be submitted to the Chief Inspector of Factories within 30 days of the end of each quarter.

• It includes details of any accidents, dangerous occurrences, or occupational diseases that have occurred in the workplace.

• The purpose of Form 27 is to help identi...read more

Guidelines for handling chlorine gas in the workplace.

• Chlorine gas is a toxic and corrosive substance that can cause severe respiratory problems.

• Workers should be trained on the proper use of personal protective equipment (PPE) such as respirators and gloves.

• Chlorine gas should be stored in a well-ventilated area away from other chemicals.

• In case of a leak or spill, workers should evacuate the area immediately and cont...read more

ATFD procedure is a safety measure used in chemical plants to prevent explosions.

• ATFD stands for Atmospheric Flash Distillation.

• It is used to separate and recover flammable solvents from waste streams.

• The procedure involves heating the waste stream to a temperature where the solvent vaporizes and then condensing the vapor in a separate vessel.

• The recovered solvent can then be reused or sold.

• ATFD is an important safety ...read more