Lubrizol Corporation Shift Incharge Interview Questions and Answers

Unit operations are individual steps in a chemical process used to transform raw materials into desired products.

• Mixing: combining two or more substances to create a homogenous mixture (e.g. blending ingredients in baking)

• Separation: dividing a mixture into its individual components (e.g. distillation to separate alcohol from water)

• Heat Transfer: exchanging heat between substances to change temperature or phase (e.g. h...read more

Unit operations involve physical changes in materials, while reactions involve chemical transformations.

• Unit operations involve physical processes like filtration, distillation, and crystallization.

• Reactions involve chemical processes like oxidation, reduction, and hydrolysis.

• Unit operations focus on separating, mixing, or changing the physical state of materials.

• Reactions focus on transforming the chemical composition...read more