To maintain good hygiene and safety practices, it's important to wash your hands effectively and regularly 1, 2, 3, 5, 6, 8, 12, 13, 14, 15, 16, 17, 18, 19, 20. Here's when you should wash your hands:

• Before breaks and at the end of the workday [1].
• After handling chemical products [2].
• Before eating, drinking, or smoking 2, 6, 12, 16, 18, 19, 20.
• After using the lavatory [2].
• After working with a substance 3, 5, 8, 9, 11, 13, 14, 15.

When washing your hands:

• Use proper techniques [2].
• Wash and dry your hands thoroughly 1, 3.
• If you are wearing gloves, wash your hands after removing gloves 1, 3, 6.