Cartoon Gallery - Office 1   Hazardous chemicals are not allowed to be brought in or stored in the office environment. Ensure no clutter underneath the desk. Ensure that appropriate containers e.g. copier toners, are clearly marked. Never sit, stand or kneel on desks, lateral file cabinets or other office furniture. Open one drawer at a time. Avoid making cabinet top heavy. Don't twist the back. Pivot the body so that shoulders and hips face the same direction. Close desk drawers or file cabinets when not in use.