In the judicial practice, the existence of uncertain conclusion of appraisal has objectively restricted its functions in the lawsuit.

The qualitative test method using FT-IR and DSC for architectural decoration fluorocarbon coatings such as FEVE and PVDF has been introduced. Some examples were used for better explanation.

The survey also identifies those cities with the highest personal safety ranking based on internal stability, crime, effectiveness of law enforcement, and relationships with other countries.