Drying symbols
Drying symbols consist of squares with various images inside them:

Other Drying symbols

Dry Cleaning
The dry cleaning symbol is a circle that usually contains a letter that refers to the solvent suitable for the fabric.

Ironing symbols
The dots in an iron symbol represent the recommended temperature of the iron. The more dots, the hotter.

Chlorine Bleach
Chlorine bleach is used to disinfect toilets and sinks etc. It should not be confused with in-wash stain removers or the safe bleaches contained in Ariel. The chlorine bleaching symbol is a triangle. If you decide to use chlorine bleach liquid in your laundry always follow the manufacturer’s instructions.