Lab Analyst Interview Questions and Answers for Freshers

I would consult with colleagues, review any available documentation, and conduct tests to identify the contents before discarding them.

• Consult with colleagues to see if anyone recognizes the contents

• Review any available documentation or records that may provide clues

• Conduct tests or analysis to identify the contents before discarding

• If unsure, consult with a supervisor or manager for guidance

Bitumen is extracted from oil sands through mining or in-situ methods. It has two types - natural and petroleum bitumen.

• Bitumen is extracted from oil sands through mining or in-situ methods

• Natural bitumen is found in oil sands and is a thick, sticky form of petroleum

• Petroleum bitumen is a residue from the distillation of crude oil

• Petroleum bitumen is further classified into paving grade, industrial grade, and oxidized bitumen

NABL stands for National Accreditation Board for Testing and Calibration Laboratories.

• NABL is an autonomous body under the Department of Science and Technology, Government of India.

• It provides accreditation to testing and calibration laboratories in various fields such as chemical, biological, mechanical, and electrical.

• Accreditation by NABL signifies that the laboratory meets international standards and is competent to carry out specific tests or calibrations.

• NABL accreditat...read more

Principle of testing involves following standardized procedures to ensure accurate and reliable results.

• Testing should be based on established protocols and standards

• Proper controls should be in place to ensure accuracy

• Results should be reproducible and consistent

• Quality assurance measures should be implemented to maintain reliability

• Examples: following ASTM standards for material testing, using control samples in medical testing