Write the methods of separation for the following:
- Separation of insoluble solids from liquids
- The separation of fine and tiny particles of solid which do not settle at the bottom.
- Separation of soluble solids from liquids
- Separation of miscible liquids which do not differ much in their boiling points
- Separation of two immiscible liquids
- Separation of different fractions of petroleum
- Separation of mixture containing volatile and non-volatile solids.