Heavy Water Board Deputy Product Manager Interview Questions and Answers

Process cycle in a chemical plant involves several steps to convert raw materials into finished products.

• Raw material procurement

• Pre-treatment of raw materials

• Chemical reactions

• Separation and purification

• Product packaging and storage

Various factors affecting process runs include equipment, materials, personnel, environment, and maintenance.

• Equipment malfunction or breakdown

• Inadequate or poor quality materials

• Lack of skilled personnel

• Unfavorable environmental conditions

• Inadequate maintenance of equipment

• Inefficient processes

• Inadequate training of personnel

• Inadequate supervision

• Inadequate planning and scheduling

• Inadequate communication

• Inadequate saf...read more

Reflux is adjusted in distillation units by controlling the temperature and flow rate of the condenser and reflux drum.

• Reflux is the portion of the condensed vapor that is returned to the distillation column.

• The reflux ratio is the ratio of the amount of reflux to the amount of distillate.

• Reflux is adjusted by controlling the temperature and flow rate of the condenser and reflux drum.

• Increasing the reflux ratio increas...read more