Hazard signs and symbols and their meanings

The lesson from 01:10 describes hazard symbols and their meaning. It starts with the lesson plan to describe the lesson objectives, prerequisites, life situation, hazard signs, summary, evaluations, and references. At the end of the lesson, the student should be able to draw hazard signs, recognise hazard signs, and know what the hazard signs mean. Examples of lab rules, such as not playing, not eating, always following instructions, and cleaning equipment, are described as well as what to do in certain dangerous situations. Examples of always wearing goggles, hand gloves, and lab coats are included and the lesson ends with an evaluation.